Finding the Fourth Proportional to 89,469.50, 123,469.47 and 49,184.96

Step by Step Solution

1. Step 1: Write the proportion equation
   89,469.50 : 123,469.47 = 49,184.96 : x
2. Step 2: Convert to fraction form
   89,469.50/123,469.47 = 49,184.96/x
3. Step 3: Cross multiply
   89,469.50x = 123,469.47 × 49,184.96
4. Step 4: Simplify right side
   89,469.50x = 6,072,840,943.17
5. Step 5: Solve for x
   x = 6,072,840,943.17/89,469.50
6. Step 6: Final answer
   x = 67,876.10