Finding the Third Proportional to 25,318.50 and 55,410

Step by Step Solution

1. Step 1: Write the proportion equation
   25,318.50 : 55,410 = 55,410 : x
2. Step 2: Convert to fraction form
   25,318.50/55,410 = 55,410/x
3. Step 3: Cross multiply
   25,318.50x = 55,410 × 55,410
4. Step 4: Simplify right side
   25,318.50x = 3,070,268,100
5. Step 5: Solve for x
   x = 3,070,268,100/25,318.50
6. Step 6: Final answer
   x = 121,265.80