Finding the Fourth Proportional to 119,654.79, 165,124.70 and 65,941.72

Step by Step Solution

1. Step 1: Write the proportion equation
   119,654.79 : 165,124.70 = 65,941.72 : x
2. Step 2: Convert to fraction form
   119,654.79/165,124.70 = 65,941.72/x
3. Step 3: Cross multiply
   119,654.79x = 165,124.70 × 65,941.72
4. Step 4: Simplify right side
   119,654.79x = 10,888,606,732.48
5. Step 5: Solve for x
   x = 10,888,606,732.48/119,654.79
6. Step 6: Final answer
   x = 91,000.17