Finding the Fourth Proportional to 866,320.50, 1,195,042.32 and 503,704.27

Step by Step Solution

1. Step 1: Write the proportion equation
   866,320.50 : 1,195,042.32 = 503,704.27 : x
2. Step 2: Convert to fraction form
   866,320.50/1,195,042.32 = 503,704.27/x
3. Step 3: Cross multiply
   866,320.50x = 1,195,042.32 × 503,704.27
4. Step 4: Simplify right side
   866,320.50x = 601,947,919,414.71
5. Step 5: Solve for x
   x = 601,947,919,414.71/866,320.50
6. Step 6: Final answer
   x = 694,832.82