Finding the Fourth Proportional to 71,360.63, 98,477.66 and 39,531.59

Step by Step Solution

1. Step 1: Write the proportion equation
   71,360.63 : 98,477.66 = 39,531.59 : x
2. Step 2: Convert to fraction form
   71,360.63/98,477.66 = 39,531.59/x
3. Step 3: Cross multiply
   71,360.63x = 98,477.66 × 39,531.59
4. Step 4: Simplify right side
   71,360.63x = 3,892,978,085.72
5. Step 5: Solve for x
   x = 3,892,978,085.72/71,360.63
6. Step 6: Final answer
   x = 54,553.59