Finding the Third Proportional to 12,772.81 and 17,587.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,772.81 : 17,587.84 = 17,587.84 : x
2. Step 2: Convert to fraction form
   12,772.81/17,587.84 = 17,587.84/x
3. Step 3: Cross multiply
   12,772.81x = 17,587.84 × 17,587.84
4. Step 4: Simplify right side
   12,772.81x = 309,332,007.32
5. Step 5: Solve for x
   x = 309,332,007.32/12,772.81
6. Step 6: Final answer
   x = 24,218.01