Finding the Fourth Proportional to 42,617.71, 63,833.34 and 35,138.17

Step by Step Solution

1. Step 1: Write the proportion equation
   42,617.71 : 63,833.34 = 35,138.17 : x
2. Step 2: Convert to fraction form
   42,617.71/63,833.34 = 35,138.17/x
3. Step 3: Cross multiply
   42,617.71x = 63,833.34 × 35,138.17
4. Step 4: Simplify right side
   42,617.71x = 2,242,986,433.42
5. Step 5: Solve for x
   x = 2,242,986,433.42/42,617.71
6. Step 6: Final answer
   x = 52,630.39