Finding the Third Proportional to 12,919.50 and 23,812.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,919.50 : 23,812.88 = 23,812.88 : x
2. Step 2: Convert to fraction form
   12,919.50/23,812.88 = 23,812.88/x
3. Step 3: Cross multiply
   12,919.50x = 23,812.88 × 23,812.88
4. Step 4: Simplify right side
   12,919.50x = 567,053,015.77
5. Step 5: Solve for x
   x = 567,053,015.77/12,919.50
6. Step 6: Final answer
   x = 43,891.25