Finding the Fourth Proportional to 124,475.91, 186,796.89 and 64,559.61

Step by Step Solution

1. Step 1: Write the proportion equation
   124,475.91 : 186,796.89 = 64,559.61 : x
2. Step 2: Convert to fraction form
   124,475.91/186,796.89 = 64,559.61/x
3. Step 3: Cross multiply
   124,475.91x = 186,796.89 × 64,559.61
4. Step 4: Simplify right side
   124,475.91x = 12,059,534,367.61
5. Step 5: Solve for x
   x = 12,059,534,367.61/124,475.91
6. Step 6: Final answer
   x = 96,882.48