Finding the Fourth Proportional to 89,462.16, 123,451.56 and 49,174.92

Step by Step Solution

1. Step 1: Write the proportion equation
   89,462.16 : 123,451.56 = 49,174.92 : x
2. Step 2: Convert to fraction form
   89,462.16/123,451.56 = 49,174.92/x
3. Step 3: Cross multiply
   89,462.16x = 123,451.56 × 49,174.92
4. Step 4: Simplify right side
   89,462.16x = 6,070,720,586.88
5. Step 5: Solve for x
   x = 6,070,720,586.88/89,462.16
6. Step 6: Final answer
   x = 67,857.97