Finding the Third Proportional to 12,488.34 and 26,380.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,488.34 : 26,380.27 = 26,380.27 : x
2. Step 2: Convert to fraction form
   12,488.34/26,380.27 = 26,380.27/x
3. Step 3: Cross multiply
   12,488.34x = 26,380.27 × 26,380.27
4. Step 4: Simplify right side
   12,488.34x = 695,918,414.45
5. Step 5: Solve for x
   x = 695,918,414.45/12,488.34
6. Step 6: Final answer
   x = 55,725.44