Finding the Third Proportional to 12,568.50 and 17,312.91

Step by Step Solution

1. Step 1: Write the proportion equation
   12,568.50 : 17,312.91 = 17,312.91 : x
2. Step 2: Convert to fraction form
   12,568.50/17,312.91 = 17,312.91/x
3. Step 3: Cross multiply
   12,568.50x = 17,312.91 × 17,312.91
4. Step 4: Simplify right side
   12,568.50x = 299,736,722.82
5. Step 5: Solve for x
   x = 299,736,722.82/12,568.50
6. Step 6: Final answer
   x = 23,848.25