Finding the Fourth Proportional to 114,966.72, 158,650.56 and 64,668.48

Step by Step Solution

1. Step 1: Write the proportion equation
   114,966.72 : 158,650.56 = 64,668.48 : x
2. Step 2: Convert to fraction form
   114,966.72/158,650.56 = 64,668.48/x
3. Step 3: Cross multiply
   114,966.72x = 158,650.56 × 64,668.48
4. Step 4: Simplify right side
   114,966.72x = 10,259,690,566.35
5. Step 5: Solve for x
   x = 10,259,690,566.35/114,966.72
6. Step 6: Final answer
   x = 89,240.53