Finding the Third Proportional to 16,278 and 25,140

Step by Step Solution

1. Step 1: Write the proportion equation
   16,278 : 25,140 = 25,140 : x
2. Step 2: Convert to fraction form
   16,278/25,140 = 25,140/x
3. Step 3: Cross multiply
   16,278x = 25,140 × 25,140
4. Step 4: Simplify right side
   16,278x = 632,019,600
5. Step 5: Solve for x
   x = 632,019,600/16,278
6. Step 6: Final answer
   x = 38,826.61