Finding the Fourth Proportional to 89,440.56, 123,422.52 and 49,146.48

Step by Step Solution

1. Step 1: Write the proportion equation
   89,440.56 : 123,422.52 = 49,146.48 : x
2. Step 2: Convert to fraction form
   89,440.56/123,422.52 = 49,146.48/x
3. Step 3: Cross multiply
   89,440.56x = 123,422.52 × 49,146.48
4. Step 4: Simplify right side
   89,440.56x = 6,065,782,410.73
5. Step 5: Solve for x
   x = 6,065,782,410.73/89,440.56
6. Step 6: Final answer
   x = 67,819.15