Finding the Third Proportional to 17,272 and 38,040

Step by Step Solution

1. Step 1: Write the proportion equation
   17,272 : 38,040 = 38,040 : x
2. Step 2: Convert to fraction form
   17,272/38,040 = 38,040/x
3. Step 3: Cross multiply
   17,272x = 38,040 × 38,040
4. Step 4: Simplify right side
   17,272x = 1,447,041,600
5. Step 5: Solve for x
   x = 1,447,041,600/17,272
6. Step 6: Final answer
   x = 83,779.62