Finding the Third Proportional to 10,242.56 and 22,131

Step by Step Solution

1. Step 1: Write the proportion equation
   10,242.56 : 22,131 = 22,131 : x
2. Step 2: Convert to fraction form
   10,242.56/22,131 = 22,131/x
3. Step 3: Cross multiply
   10,242.56x = 22,131 × 22,131
4. Step 4: Simplify right side
   10,242.56x = 489,781,161
5. Step 5: Solve for x
   x = 489,781,161/10,242.56
6. Step 6: Final answer
   x = 47,818.23