Finding the Fourth Proportional to 81,061.52, 111,883.58 and 47,538.32

Step by Step Solution

1. Step 1: Write the proportion equation
   81,061.52 : 111,883.58 = 47,538.32 : x
2. Step 2: Convert to fraction form
   81,061.52/111,883.58 = 47,538.32/x
3. Step 3: Cross multiply
   81,061.52x = 111,883.58 × 47,538.32
4. Step 4: Simplify right side
   81,061.52x = 5,318,757,428.79
5. Step 5: Solve for x
   x = 5,318,757,428.79/81,061.52
6. Step 6: Final answer
   x = 65,613.84