Finding the Fourth Proportional to 119,100.72, 164,359.44 and 65,391.24

Step by Step Solution

1. Step 1: Write the proportion equation
   119,100.72 : 164,359.44 = 65,391.24 : x
2. Step 2: Convert to fraction form
   119,100.72/164,359.44 = 65,391.24/x
3. Step 3: Cross multiply
   119,100.72x = 164,359.44 × 65,391.24
4. Step 4: Simplify right side
   119,100.72x = 10,747,667,587.31
5. Step 5: Solve for x
   x = 10,747,667,587.31/119,100.72
6. Step 6: Final answer
   x = 90,240.16