Finding the Fourth Proportional to 119,565.86, 164,997.52 and 65,116.79

Step by Step Solution

1. Step 1: Write the proportion equation
   119,565.86 : 164,997.52 = 65,116.79 : x
2. Step 2: Convert to fraction form
   119,565.86/164,997.52 = 65,116.79/x
3. Step 3: Cross multiply
   119,565.86x = 164,997.52 × 65,116.79
4. Step 4: Simplify right side
   119,565.86x = 10,744,108,534.78
5. Step 5: Solve for x
   x = 10,744,108,534.78/119,565.86
6. Step 6: Final answer
   x = 89,859.34