Finding the Fourth Proportional to 119,446.43, 164,831.94 and 65,726.42

Step by Step Solution

1. Step 1: Write the proportion equation
   119,446.43 : 164,831.94 = 65,726.42 : x
2. Step 2: Convert to fraction form
   119,446.43/164,831.94 = 65,726.42/x
3. Step 3: Cross multiply
   119,446.43x = 164,831.94 × 65,726.42
4. Step 4: Simplify right side
   119,446.43x = 10,833,812,493.70
5. Step 5: Solve for x
   x = 10,833,812,493.70/119,446.43
6. Step 6: Final answer
   x = 90,700.18