Finding the Third Proportional to 17,515.13 and 38,397.09

Step by Step Solution

1. Step 1: Write the proportion equation
   17,515.13 : 38,397.09 = 38,397.09 : x
2. Step 2: Convert to fraction form
   17,515.13/38,397.09 = 38,397.09/x
3. Step 3: Cross multiply
   17,515.13x = 38,397.09 × 38,397.09
4. Step 4: Simplify right side
   17,515.13x = 1,474,336,808.45
5. Step 5: Solve for x
   x = 1,474,336,808.45/17,515.13
6. Step 6: Final answer
   x = 84,175.07