Finding the Fourth Proportional to 89,488.24, 123,491.16 and 49,201.96

Step by Step Solution

1. Step 1: Write the proportion equation
   89,488.24 : 123,491.16 = 49,201.96 : x
2. Step 2: Convert to fraction form
   89,488.24/123,491.16 = 49,201.96/x
3. Step 3: Cross multiply
   89,488.24x = 123,491.16 × 49,201.96
4. Step 4: Simplify right side
   89,488.24x = 6,076,007,114.67
5. Step 5: Solve for x
   x = 6,076,007,114.67/89,488.24
6. Step 6: Final answer
   x = 67,897.27