Finding the Third Proportional to 10,472.20 and 22,787.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,472.20 : 22,787.16 = 22,787.16 : x
2. Step 2: Convert to fraction form
   10,472.20/22,787.16 = 22,787.16/x
3. Step 3: Cross multiply
   10,472.20x = 22,787.16 × 22,787.16
4. Step 4: Simplify right side
   10,472.20x = 519,254,489.96
5. Step 5: Solve for x
   x = 519,254,489.96/10,472.20
6. Step 6: Final answer
   x = 49,584.07