Finding the Third Proportional to 17,311.50 and 37,539

Step by Step Solution

1. Step 1: Write the proportion equation
   17,311.50 : 37,539 = 37,539 : x
2. Step 2: Convert to fraction form
   17,311.50/37,539 = 37,539/x
3. Step 3: Cross multiply
   17,311.50x = 37,539 × 37,539
4. Step 4: Simplify right side
   17,311.50x = 1,409,176,521
5. Step 5: Solve for x
   x = 1,409,176,521/17,311.50
6. Step 6: Final answer
   x = 81,401.18