Finding the Third Proportional to 20,060 and 28,516

Step by Step Solution

1. Step 1: Write the proportion equation
   20,060 : 28,516 = 28,516 : x
2. Step 2: Convert to fraction form
   20,060/28,516 = 28,516/x
3. Step 3: Cross multiply
   20,060x = 28,516 × 28,516
4. Step 4: Simplify right side
   20,060x = 813,162,256
5. Step 5: Solve for x
   x = 813,162,256/20,060
6. Step 6: Final answer
   x = 40,536.50