Finding the Fourth Proportional to 424,594.89, 636,892.38 and 109,052.10

Step by Step Solution

1. Step 1: Write the proportion equation
   424,594.89 : 636,892.38 = 109,052.10 : x
2. Step 2: Convert to fraction form
   424,594.89/636,892.38 = 109,052.10/x
3. Step 3: Cross multiply
   424,594.89x = 636,892.38 × 109,052.10
4. Step 4: Simplify right side
   424,594.89x = 69,454,451,513.00
5. Step 5: Solve for x
   x = 69,454,451,513.00/424,594.89
6. Step 6: Final answer
   x = 163,578.16