Finding the Fourth Proportional to 89,439.52, 123,404.88 and 49,695.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,439.52 : 123,404.88 = 49,695.52 : x
2. Step 2: Convert to fraction form
   89,439.52/123,404.88 = 49,695.52/x
3. Step 3: Cross multiply
   89,439.52x = 123,404.88 × 49,695.52
4. Step 4: Simplify right side
   89,439.52x = 6,132,669,682.14
5. Step 5: Solve for x
   x = 6,132,669,682.14/89,439.52
6. Step 6: Final answer
   x = 68,567.78