Finding the Fourth Proportional to 81,606.09, 112,613.70 and 45,796.68

Step by Step Solution

1. Step 1: Write the proportion equation
   81,606.09 : 112,613.70 = 45,796.68 : x
2. Step 2: Convert to fraction form
   81,606.09/112,613.70 = 45,796.68/x
3. Step 3: Cross multiply
   81,606.09x = 112,613.70 × 45,796.68
4. Step 4: Simplify right side
   81,606.09x = 5,157,333,582.52
5. Step 5: Solve for x
   x = 5,157,333,582.52/81,606.09
6. Step 6: Final answer
   x = 63,197.90