Finding the Fourth Proportional to 119,494.50, 164,913.39 and 65,790.42

Step by Step Solution

1. Step 1: Write the proportion equation
   119,494.50 : 164,913.39 = 65,790.42 : x
2. Step 2: Convert to fraction form
   119,494.50/164,913.39 = 65,790.42/x
3. Step 3: Cross multiply
   119,494.50x = 164,913.39 × 65,790.42
4. Step 4: Simplify right side
   119,494.50x = 10,849,721,191.72
5. Step 5: Solve for x
   x = 10,849,721,191.72/119,494.50
6. Step 6: Final answer
   x = 90,796.82