Finding the Fourth Proportional to 89,226, 123,131.88 and 49,482

Step by Step Solution

1. Step 1: Write the proportion equation
   89,226 : 123,131.88 = 49,482 : x
2. Step 2: Convert to fraction form
   89,226/123,131.88 = 49,482/x
3. Step 3: Cross multiply
   89,226x = 123,131.88 × 49,482
4. Step 4: Simplify right side
   89,226x = 6,092,811,686.16
5. Step 5: Solve for x
   x = 6,092,811,686.16/89,226
6. Step 6: Final answer
   x = 68,285.16