Finding the Third Proportional to 12,342 and 27,145

Step by Step Solution

1. Step 1: Write the proportion equation
   12,342 : 27,145 = 27,145 : x
2. Step 2: Convert to fraction form
   12,342/27,145 = 27,145/x
3. Step 3: Cross multiply
   12,342x = 27,145 × 27,145
4. Step 4: Simplify right side
   12,342x = 736,851,025
5. Step 5: Solve for x
   x = 736,851,025/12,342
6. Step 6: Final answer
   x = 59,702.72