Finding the Fourth Proportional to 71,525.23, 98,694.72 and 42,838.17

Step by Step Solution

1. Step 1: Write the proportion equation
   71,525.23 : 98,694.72 = 42,838.17 : x
2. Step 2: Convert to fraction form
   71,525.23/98,694.72 = 42,838.17/x
3. Step 3: Cross multiply
   71,525.23x = 98,694.72 × 42,838.17
4. Step 4: Simplify right side
   71,525.23x = 4,227,900,823.36
5. Step 5: Solve for x
   x = 4,227,900,823.36/71,525.23
6. Step 6: Final answer
   x = 59,110.62