Finding the Third Proportional to 10,060.50 and 21,457

Step by Step Solution

1. Step 1: Write the proportion equation
   10,060.50 : 21,457 = 21,457 : x
2. Step 2: Convert to fraction form
   10,060.50/21,457 = 21,457/x
3. Step 3: Cross multiply
   10,060.50x = 21,457 × 21,457
4. Step 4: Simplify right side
   10,060.50x = 460,402,849
5. Step 5: Solve for x
   x = 460,402,849/10,060.50
6. Step 6: Final answer
   x = 45,763.42