Finding the Third Proportional to 17,650 and 38,810

Step by Step Solution

1. Step 1: Write the proportion equation
   17,650 : 38,810 = 38,810 : x
2. Step 2: Convert to fraction form
   17,650/38,810 = 38,810/x
3. Step 3: Cross multiply
   17,650x = 38,810 × 38,810
4. Step 4: Simplify right side
   17,650x = 1,506,216,100
5. Step 5: Solve for x
   x = 1,506,216,100/17,650
6. Step 6: Final answer
   x = 85,338.02