Finding the Fourth Proportional to 71,151.72, 98,186.82 and 42,851.88

Step by Step Solution

1. Step 1: Write the proportion equation
   71,151.72 : 98,186.82 = 42,851.88 : x
2. Step 2: Convert to fraction form
   71,151.72/98,186.82 = 42,851.88/x
3. Step 3: Cross multiply
   71,151.72x = 98,186.82 × 42,851.88
4. Step 4: Simplify right side
   71,151.72x = 4,207,489,828.22
5. Step 5: Solve for x
   x = 4,207,489,828.22/71,151.72
6. Step 6: Final answer
   x = 59,134.06