Finding the Fourth Proportional to 68,155.38, 94,049.69 and 42,660.63

Step by Step Solution

1. Step 1: Write the proportion equation
   68,155.38 : 94,049.69 = 42,660.63 : x
2. Step 2: Convert to fraction form
   68,155.38/94,049.69 = 42,660.63/x
3. Step 3: Cross multiply
   68,155.38x = 94,049.69 × 42,660.63
4. Step 4: Simplify right side
   68,155.38x = 4,012,218,813.40
5. Step 5: Solve for x
   x = 4,012,218,813.40/68,155.38
6. Step 6: Final answer
   x = 58,868.70