Finding the Third Proportional to 17,581.88 and 37,912.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,581.88 : 37,912.69 = 37,912.69 : x
2. Step 2: Convert to fraction form
   17,581.88/37,912.69 = 37,912.69/x
3. Step 3: Cross multiply
   17,581.88x = 37,912.69 × 37,912.69
4. Step 4: Simplify right side
   17,581.88x = 1,437,371,873.47
5. Step 5: Solve for x
   x = 1,437,371,873.47/17,581.88
6. Step 6: Final answer
   x = 81,753.05