Finding the Third Proportional to 15,456 and 25,506

Step by Step Solution

1. Step 1: Write the proportion equation
   15,456 : 25,506 = 25,506 : x
2. Step 2: Convert to fraction form
   15,456/25,506 = 25,506/x
3. Step 3: Cross multiply
   15,456x = 25,506 × 25,506
4. Step 4: Simplify right side
   15,456x = 650,556,036
5. Step 5: Solve for x
   x = 650,556,036/15,456
6. Step 6: Final answer
   x = 42,090.84