Finding the Fourth Proportional to 89,353.10, 123,301.16 and 49,069.47

Step by Step Solution

1. Step 1: Write the proportion equation
   89,353.10 : 123,301.16 = 49,069.47 : x
2. Step 2: Convert to fraction form
   89,353.10/123,301.16 = 49,069.47/x
3. Step 3: Cross multiply
   89,353.10x = 123,301.16 × 49,069.47
4. Step 4: Simplify right side
   89,353.10x = 6,050,322,326.24
5. Step 5: Solve for x
   x = 6,050,322,326.24/89,353.10
6. Step 6: Final answer
   x = 67,712.51