Finding the Fourth Proportional to 71,061.68, 98,077.75 and 42,383.09

Step by Step Solution

1. Step 1: Write the proportion equation
   71,061.68 : 98,077.75 = 42,383.09 : x
2. Step 2: Convert to fraction form
   71,061.68/98,077.75 = 42,383.09/x
3. Step 3: Cross multiply
   71,061.68x = 98,077.75 × 42,383.09
4. Step 4: Simplify right side
   71,061.68x = 4,156,837,508.90
5. Step 5: Solve for x
   x = 4,156,837,508.90/71,061.68
6. Step 6: Final answer
   x = 58,496.19