Finding the Third Proportional to 12,146.63 and 25,747.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,146.63 : 25,747.88 = 25,747.88 : x
2. Step 2: Convert to fraction form
   12,146.63/25,747.88 = 25,747.88/x
3. Step 3: Cross multiply
   12,146.63x = 25,747.88 × 25,747.88
4. Step 4: Simplify right side
   12,146.63x = 662,953,067.02
5. Step 5: Solve for x
   x = 662,953,067.02/12,146.63
6. Step 6: Final answer
   x = 54,579.20