Finding the Fourth Proportional to 119,474.72, 164,871.67 and 65,758.58

Step by Step Solution

1. Step 1: Write the proportion equation
   119,474.72 : 164,871.67 = 65,758.58 : x
2. Step 2: Convert to fraction form
   119,474.72/164,871.67 = 65,758.58/x
3. Step 3: Cross multiply
   119,474.72x = 164,871.67 × 65,758.58
4. Step 4: Simplify right side
   119,474.72x = 10,841,726,901.43
5. Step 5: Solve for x
   x = 10,841,726,901.43/119,474.72
6. Step 6: Final answer
   x = 90,744.95