Finding the Third Proportional to 17,428.50 and 26,929.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,428.50 : 26,929.88 = 26,929.88 : x
2. Step 2: Convert to fraction form
   17,428.50/26,929.88 = 26,929.88/x
3. Step 3: Cross multiply
   17,428.50x = 26,929.88 × 26,929.88
4. Step 4: Simplify right side
   17,428.50x = 725,218,167.52
5. Step 5: Solve for x
   x = 725,218,167.52/17,428.50
6. Step 6: Final answer
   x = 41,611.05