Finding the Third Proportional to 20,613.50 and 28,002

Step by Step Solution

1. Step 1: Write the proportion equation
   20,613.50 : 28,002 = 28,002 : x
2. Step 2: Convert to fraction form
   20,613.50/28,002 = 28,002/x
3. Step 3: Cross multiply
   20,613.50x = 28,002 × 28,002
4. Step 4: Simplify right side
   20,613.50x = 784,112,004
5. Step 5: Solve for x
   x = 784,112,004/20,613.50
6. Step 6: Final answer
   x = 38,038.76