Finding the Fourth Proportional to 789,060, 1,088,906.64 and 431,364

Step by Step Solution

1. Step 1: Write the proportion equation
   789,060 : 1,088,906.64 = 431,364 : x
2. Step 2: Convert to fraction form
   789,060/1,088,906.64 = 431,364/x
3. Step 3: Cross multiply
   789,060x = 1,088,906.64 × 431,364
4. Step 4: Simplify right side
   789,060x = 469,715,123,856.96
5. Step 5: Solve for x
   x = 469,715,123,856.96/789,060
6. Step 6: Final answer
   x = 595,284.42