Finding the Third Proportional to 17,856.49 and 26,697.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,856.49 : 26,697.30 = 26,697.30 : x
2. Step 2: Convert to fraction form
   17,856.49/26,697.30 = 26,697.30/x
3. Step 3: Cross multiply
   17,856.49x = 26,697.30 × 26,697.30
4. Step 4: Simplify right side
   17,856.49x = 712,746,077.58
5. Step 5: Solve for x
   x = 712,746,077.58/17,856.49
6. Step 6: Final answer
   x = 39,915.23