Finding the Fourth Proportional to 71,525.98, 98,695.76 and 42,838.92

Step by Step Solution

1. Step 1: Write the proportion equation
   71,525.98 : 98,695.76 = 42,838.92 : x
2. Step 2: Convert to fraction form
   71,525.98/98,695.76 = 42,838.92/x
3. Step 3: Cross multiply
   71,525.98x = 98,695.76 × 42,838.92
4. Step 4: Simplify right side
   71,525.98x = 4,228,019,552.78
5. Step 5: Solve for x
   x = 4,228,019,552.78/71,525.98
6. Step 6: Final answer
   x = 59,111.66