Finding the Fourth Proportional to 119,641.91, 165,113.17 and 65,926.89

Step by Step Solution

1. Step 1: Write the proportion equation
   119,641.91 : 165,113.17 = 65,926.89 : x
2. Step 2: Convert to fraction form
   119,641.91/165,113.17 = 65,926.89/x
3. Step 3: Cross multiply
   119,641.91x = 165,113.17 × 65,926.89
4. Step 4: Simplify right side
   119,641.91x = 10,885,397,631.32
5. Step 5: Solve for x
   x = 10,885,397,631.32/119,641.91
6. Step 6: Final answer
   x = 90,983.15