Finding the Fourth Proportional to 81,566.22, 112,566.56 and 45,758.55

Step by Step Solution

1. Step 1: Write the proportion equation
   81,566.22 : 112,566.56 = 45,758.55 : x
2. Step 2: Convert to fraction form
   81,566.22/112,566.56 = 45,758.55/x
3. Step 3: Cross multiply
   81,566.22x = 112,566.56 × 45,758.55
4. Step 4: Simplify right side
   81,566.22x = 5,150,882,335.30
5. Step 5: Solve for x
   x = 5,150,882,335.30/81,566.22
6. Step 6: Final answer
   x = 63,149.70