Finding the Third Proportional to 12,019.50 and 25,601.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,019.50 : 25,601.63 = 25,601.63 : x
2. Step 2: Convert to fraction form
   12,019.50/25,601.63 = 25,601.63/x
3. Step 3: Cross multiply
   12,019.50x = 25,601.63 × 25,601.63
4. Step 4: Simplify right side
   12,019.50x = 655,443,202.64
5. Step 5: Solve for x
   x = 655,443,202.64/12,019.50
6. Step 6: Final answer
   x = 54,531.65