Finding the Third Proportional to 21,332 and 28,306.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,332 : 28,306.50 = 28,306.50 : x
2. Step 2: Convert to fraction form
   21,332/28,306.50 = 28,306.50/x
3. Step 3: Cross multiply
   21,332x = 28,306.50 × 28,306.50
4. Step 4: Simplify right side
   21,332x = 801,257,942.25
5. Step 5: Solve for x
   x = 801,257,942.25/21,332
6. Step 6: Final answer
   x = 37,561.31