Finding the Fourth Proportional to 102,901.98, 153,729.42 and 65,159.82

Step by Step Solution

1. Step 1: Write the proportion equation
   102,901.98 : 153,729.42 = 65,159.82 : x
2. Step 2: Convert to fraction form
   102,901.98/153,729.42 = 65,159.82/x
3. Step 3: Cross multiply
   102,901.98x = 153,729.42 × 65,159.82
4. Step 4: Simplify right side
   102,901.98x = 10,016,981,335.90
5. Step 5: Solve for x
   x = 10,016,981,335.90/102,901.98
6. Step 6: Final answer
   x = 97,344.88