Finding the Fourth Proportional to 89,478.24, 123,477.36 and 49,191.96

Step by Step Solution

1. Step 1: Write the proportion equation
   89,478.24 : 123,477.36 = 49,191.96 : x
2. Step 2: Convert to fraction form
   89,478.24/123,477.36 = 49,191.96/x
3. Step 3: Cross multiply
   89,478.24x = 123,477.36 × 49,191.96
4. Step 4: Simplify right side
   89,478.24x = 6,074,093,354.03
5. Step 5: Solve for x
   x = 6,074,093,354.03/89,478.24
6. Step 6: Final answer
   x = 67,883.47