Finding the Fourth Proportional to 49,061.24, 73,569.76 and 13,992.56

Step by Step Solution

1. Step 1: Write the proportion equation
   49,061.24 : 73,569.76 = 13,992.56 : x
2. Step 2: Convert to fraction form
   49,061.24/73,569.76 = 13,992.56/x
3. Step 3: Cross multiply
   49,061.24x = 73,569.76 × 13,992.56
4. Step 4: Simplify right side
   49,061.24x = 1,029,429,280.99
5. Step 5: Solve for x
   x = 1,029,429,280.99/49,061.24
6. Step 6: Final answer
   x = 20,982.54