Finding the Fourth Proportional to 540,395.82, 745,784.82 and 298,673.15

Step by Step Solution

1. Step 1: Write the proportion equation
   540,395.82 : 745,784.82 = 298,673.15 : x
2. Step 2: Convert to fraction form
   540,395.82/745,784.82 = 298,673.15/x
3. Step 3: Cross multiply
   540,395.82x = 745,784.82 × 298,673.15
4. Step 4: Simplify right side
   540,395.82x = 222,745,897,682.66
5. Step 5: Solve for x
   x = 222,745,897,682.66/540,395.82
6. Step 6: Final answer
   x = 412,190.27