Finding the Fourth Proportional to 404,472,126,150.78, 605,863,914,982.74 and 242,610,206,939.25

Step by Step Solution

1. Step 1: Write the proportion equation
   404,472,126,150.78 : 605,863,914,982.74 = 242,610,206,939.25 : x
2. Step 2: Convert to fraction form
   404,472,126,150.78/605,863,914,982.74 = 242,610,206,939.25/x
3. Step 3: Cross multiply
   404,472,126,150.78x = 605,863,914,982.74 × 242,610,206,939.25
4. Step 4: Simplify right side
   404,472,126,150.78x = 146,988,769,790,986,721,165,312
5. Step 5: Solve for x
   x = 146,988,769,790,986,721,165,312/404,472,126,150.78
6. Step 6: Final answer
   x = 363,408,898,382.76