Finding the Fourth Proportional to 119,401.52, 164,770.02 and 65,686.05

Step by Step Solution

1. Step 1: Write the proportion equation
   119,401.52 : 164,770.02 = 65,686.05 : x
2. Step 2: Convert to fraction form
   119,401.52/164,770.02 = 65,686.05/x
3. Step 3: Cross multiply
   119,401.52x = 164,770.02 × 65,686.05
4. Step 4: Simplify right side
   119,401.52x = 10,823,091,772.22
5. Step 5: Solve for x
   x = 10,823,091,772.22/119,401.52
6. Step 6: Final answer
   x = 90,644.51