Finding the Fourth Proportional to 115,443.24, 159,304.14 and 64,460.76

Step by Step Solution

1. Step 1: Write the proportion equation
   115,443.24 : 159,304.14 = 64,460.76 : x
2. Step 2: Convert to fraction form
   115,443.24/159,304.14 = 64,460.76/x
3. Step 3: Cross multiply
   115,443.24x = 159,304.14 × 64,460.76
4. Step 4: Simplify right side
   115,443.24x = 10,268,865,935.55
5. Step 5: Solve for x
   x = 10,268,865,935.55/115,443.24
6. Step 6: Final answer
   x = 88,951.64