Finding the Fourth Proportional to 119,685.92, 165,159.06 and 65,967.98

Step by Step Solution

1. Step 1: Write the proportion equation
   119,685.92 : 165,159.06 = 65,967.98 : x
2. Step 2: Convert to fraction form
   119,685.92/165,159.06 = 65,967.98/x
3. Step 3: Cross multiply
   119,685.92x = 165,159.06 × 65,967.98
4. Step 4: Simplify right side
   119,685.92x = 10,895,209,566.90
5. Step 5: Solve for x
   x = 10,895,209,566.90/119,685.92
6. Step 6: Final answer
   x = 91,031.67