Finding the Fourth Proportional to 89,449.80, 123,443.00 and 49,164.59

Step by Step Solution

1. Step 1: Write the proportion equation
   89,449.80 : 123,443.00 = 49,164.59 : x
2. Step 2: Convert to fraction form
   89,449.80/123,443.00 = 49,164.59/x
3. Step 3: Cross multiply
   89,449.80x = 123,443.00 × 49,164.59
4. Step 4: Simplify right side
   89,449.80x = 6,069,023,620.33
5. Step 5: Solve for x
   x = 6,069,023,620.33/89,449.80
6. Step 6: Final answer
   x = 67,848.38