Finding the Third Proportional to 12,107.60 and 25,658.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,107.60 : 25,658.02 = 25,658.02 : x
2. Step 2: Convert to fraction form
   12,107.60/25,658.02 = 25,658.02/x
3. Step 3: Cross multiply
   12,107.60x = 25,658.02 × 25,658.02
4. Step 4: Simplify right side
   12,107.60x = 658,333,765.81
5. Step 5: Solve for x
   x = 658,333,765.81/12,107.60
6. Step 6: Final answer
   x = 54,373.59