Finding the Third Proportional to 25,200 and 52,986

Step by Step Solution

1. Step 1: Write the proportion equation
   25,200 : 52,986 = 52,986 : x
2. Step 2: Convert to fraction form
   25,200/52,986 = 52,986/x
3. Step 3: Cross multiply
   25,200x = 52,986 × 52,986
4. Step 4: Simplify right side
   25,200x = 2,807,516,196
5. Step 5: Solve for x
   x = 2,807,516,196/25,200
6. Step 6: Final answer
   x = 111,409.37