Finding the Fourth Proportional to 1,146,089.96, 1,581,604.47 and 636,792.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,146,089.96 : 1,581,604.47 = 636,792.33 : x
2. Step 2: Convert to fraction form
   1,146,089.96/1,581,604.47 = 636,792.33/x
3. Step 3: Cross multiply
   1,146,089.96x = 1,581,604.47 × 636,792.33
4. Step 4: Simplify right side
   1,146,089.96x = 1,007,153,595,589.72
5. Step 5: Solve for x
   x = 1,007,153,595,589.72/1,146,089.96
6. Step 6: Final answer
   x = 878,773.60