Finding the Fourth Proportional to 3,517,665, 5,275,152.42 and 1,919,373.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,517,665 : 5,275,152.42 = 1,919,373.72 : x
2. Step 2: Convert to fraction form
   3,517,665/5,275,152.42 = 1,919,373.72/x
3. Step 3: Cross multiply
   3,517,665x = 5,275,152.42 × 1,919,373.72
4. Step 4: Simplify right side
   3,517,665x = 10,124,988,923,942.40
5. Step 5: Solve for x
   x = 10,124,988,923,942.40/3,517,665
6. Step 6: Final answer
   x = 2,878,326.65