Finding the Fourth Proportional to 71,717.52, 98,830.44 and 53,832.72

Step by Step Solution

1. Step 1: Write the proportion equation
   71,717.52 : 98,830.44 = 53,832.72 : x
2. Step 2: Convert to fraction form
   71,717.52/98,830.44 = 53,832.72/x
3. Step 3: Cross multiply
   71,717.52x = 98,830.44 × 53,832.72
4. Step 4: Simplify right side
   71,717.52x = 5,320,311,404.00
5. Step 5: Solve for x
   x = 5,320,311,404.00/71,717.52
6. Step 6: Final answer
   x = 74,184.26