Finding the Fourth Proportional to 119,709.62, 165,191.76 and 65,995.10

Step by Step Solution

1. Step 1: Write the proportion equation
   119,709.62 : 165,191.76 = 65,995.10 : x
2. Step 2: Convert to fraction form
   119,709.62/165,191.76 = 65,995.10/x
3. Step 3: Cross multiply
   119,709.62x = 165,191.76 × 65,995.10
4. Step 4: Simplify right side
   119,709.62x = 10,901,846,720.38
5. Step 5: Solve for x
   x = 10,901,846,720.38/119,709.62
6. Step 6: Final answer
   x = 91,069.09