Finding the Third Proportional to 12,775.50 and 17,863.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,775.50 : 17,863.88 = 17,863.88 : x
2. Step 2: Convert to fraction form
   12,775.50/17,863.88 = 17,863.88/x
3. Step 3: Cross multiply
   12,775.50x = 17,863.88 × 17,863.88
4. Step 4: Simplify right side
   12,775.50x = 319,118,030.02
5. Step 5: Solve for x
   x = 319,118,030.02/12,775.50
6. Step 6: Final answer
   x = 24,978.91