Finding the Third Proportional to 25,188.47 and 54,982.55

Step by Step Solution

1. Step 1: Write the proportion equation
   25,188.47 : 54,982.55 = 54,982.55 : x
2. Step 2: Convert to fraction form
   25,188.47/54,982.55 = 54,982.55/x
3. Step 3: Cross multiply
   25,188.47x = 54,982.55 × 54,982.55
4. Step 4: Simplify right side
   25,188.47x = 3,023,080,460.86
5. Step 5: Solve for x
   x = 3,023,080,460.86/25,188.47
6. Step 6: Final answer
   x = 120,018.43