Finding the Fourth Proportional to 81,605.59, 112,613.02 and 45,796.17

Step by Step Solution

1. Step 1: Write the proportion equation
   81,605.59 : 112,613.02 = 45,796.17 : x
2. Step 2: Convert to fraction form
   81,605.59/112,613.02 = 45,796.17/x
3. Step 3: Cross multiply
   81,605.59x = 112,613.02 × 45,796.17
4. Step 4: Simplify right side
   81,605.59x = 5,157,245,008.13
5. Step 5: Solve for x
   x = 5,157,245,008.13/81,605.59
6. Step 6: Final answer
   x = 63,197.20