Finding the Fourth Proportional to 1,036,442.52, 1,554,872.76 and 437,404.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,442.52 : 1,554,872.76 = 437,404.32 : x
2. Step 2: Convert to fraction form
   1,036,442.52/1,554,872.76 = 437,404.32/x
3. Step 3: Cross multiply
   1,036,442.52x = 1,554,872.76 × 437,404.32
4. Step 4: Simplify right side
   1,036,442.52x = 680,108,062,274.32
5. Step 5: Solve for x
   x = 680,108,062,274.32/1,036,442.52
6. Step 6: Final answer
   x = 656,194.67