Finding the Fourth Proportional to 67,757.52, 101,617.08 and 42,760.08

Step by Step Solution

1. Step 1: Write the proportion equation
   67,757.52 : 101,617.08 = 42,760.08 : x
2. Step 2: Convert to fraction form
   67,757.52/101,617.08 = 42,760.08/x
3. Step 3: Cross multiply
   67,757.52x = 101,617.08 × 42,760.08
4. Step 4: Simplify right side
   67,757.52x = 4,345,154,470.17
5. Step 5: Solve for x
   x = 4,345,154,470.17/67,757.52
6. Step 6: Final answer
   x = 64,128.00