Finding the Fourth Proportional to 113,605.95, 156,787.88 and 68,298.69

Step by Step Solution

1. Step 1: Write the proportion equation
   113,605.95 : 156,787.88 = 68,298.69 : x
2. Step 2: Convert to fraction form
   113,605.95/156,787.88 = 68,298.69/x
3. Step 3: Cross multiply
   113,605.95x = 156,787.88 × 68,298.69
4. Step 4: Simplify right side
   113,605.95x = 10,708,406,470.38
5. Step 5: Solve for x
   x = 10,708,406,470.38/113,605.95
6. Step 6: Final answer
   x = 94,259.20