Finding the Fourth Proportional to 59,142.88, 88,715.67 and 19,703.17

Step by Step Solution

1. Step 1: Write the proportion equation
   59,142.88 : 88,715.67 = 19,703.17 : x
2. Step 2: Convert to fraction form
   59,142.88/88,715.67 = 19,703.17/x
3. Step 3: Cross multiply
   59,142.88x = 88,715.67 × 19,703.17
4. Step 4: Simplify right side
   59,142.88x = 1,747,979,927.67
5. Step 5: Solve for x
   x = 1,747,979,927.67/59,142.88
6. Step 6: Final answer
   x = 29,555.20