Finding the Fourth Proportional to 89,809,123.24, 123,936,614.76 and 49,575,143.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,809,123.24 : 123,936,614.76 = 49,575,143.56 : x
2. Step 2: Convert to fraction form
   89,809,123.24/123,936,614.76 = 49,575,143.56/x
3. Step 3: Cross multiply
   89,809,123.24x = 123,936,614.76 × 49,575,143.56
4. Step 4: Simplify right side
   89,809,123.24x = 6,144,175,469,067,416
5. Step 5: Solve for x
   x = 6,144,175,469,067,416/89,809,123.24
6. Step 6: Final answer
   x = 68,413,711.74