Finding the Third Proportional to 17,311 and 37,659.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,311 : 37,659.50 = 37,659.50 : x
2. Step 2: Convert to fraction form
   17,311/37,659.50 = 37,659.50/x
3. Step 3: Cross multiply
   17,311x = 37,659.50 × 37,659.50
4. Step 4: Simplify right side
   17,311x = 1,418,237,940.25
5. Step 5: Solve for x
   x = 1,418,237,940.25/17,311
6. Step 6: Final answer
   x = 81,926.98