Finding the Fourth Proportional to 707,281.60, 1,061,178.18 and 437,093.50

Step by Step Solution

1. Step 1: Write the proportion equation
   707,281.60 : 1,061,178.18 = 437,093.50 : x
2. Step 2: Convert to fraction form
   707,281.60/1,061,178.18 = 437,093.50/x
3. Step 3: Cross multiply
   707,281.60x = 1,061,178.18 × 437,093.50
4. Step 4: Simplify right side
   707,281.60x = 463,834,084,819.83
5. Step 5: Solve for x
   x = 463,834,084,819.83/707,281.60
6. Step 6: Final answer
   x = 655,798.32