Finding the Fourth Proportional to 89,322.52, 123,266.64 and 49,040.05

Step by Step Solution

1. Step 1: Write the proportion equation
   89,322.52 : 123,266.64 = 49,040.05 : x
2. Step 2: Convert to fraction form
   89,322.52/123,266.64 = 49,040.05/x
3. Step 3: Cross multiply
   89,322.52x = 123,266.64 × 49,040.05
4. Step 4: Simplify right side
   89,322.52x = 6,045,002,188.93
5. Step 5: Solve for x
   x = 6,045,002,188.93/89,322.52
6. Step 6: Final answer
   x = 67,676.13