Finding the Third Proportional to 12,140 and 17,454

Step by Step Solution

1. Step 1: Write the proportion equation
   12,140 : 17,454 = 17,454 : x
2. Step 2: Convert to fraction form
   12,140/17,454 = 17,454/x
3. Step 3: Cross multiply
   12,140x = 17,454 × 17,454
4. Step 4: Simplify right side
   12,140x = 304,642,116
5. Step 5: Solve for x
   x = 304,642,116/12,140
6. Step 6: Final answer
   x = 25,094.08