Finding the Third Proportional to 21,658.50 and 47,234.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,658.50 : 47,234.25 = 47,234.25 : x
2. Step 2: Convert to fraction form
   21,658.50/47,234.25 = 47,234.25/x
3. Step 3: Cross multiply
   21,658.50x = 47,234.25 × 47,234.25
4. Step 4: Simplify right side
   21,658.50x = 2,231,074,373.06
5. Step 5: Solve for x
   x = 2,231,074,373.06/21,658.50
6. Step 6: Final answer
   x = 103,011.49