Finding the Third Proportional to 12,615.75 and 27,342.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,615.75 : 27,342.56 = 27,342.56 : x
2. Step 2: Convert to fraction form
   12,615.75/27,342.56 = 27,342.56/x
3. Step 3: Cross multiply
   12,615.75x = 27,342.56 × 27,342.56
4. Step 4: Simplify right side
   12,615.75x = 747,615,724.07
5. Step 5: Solve for x
   x = 747,615,724.07/12,615.75
6. Step 6: Final answer
   x = 59,260.51