Finding the Fourth Proportional to 113,787.87, 156,994.89 and 68,443.16

Step by Step Solution

1. Step 1: Write the proportion equation
   113,787.87 : 156,994.89 = 68,443.16 : x
2. Step 2: Convert to fraction form
   113,787.87/156,994.89 = 68,443.16/x
3. Step 3: Cross multiply
   113,787.87x = 156,994.89 × 68,443.16
4. Step 4: Simplify right side
   113,787.87x = 10,745,226,375.45
5. Step 5: Solve for x
   x = 10,745,226,375.45/113,787.87
6. Step 6: Final answer
   x = 94,432.09