Finding the Third Proportional to 12,492.75 and 27,188.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,492.75 : 27,188.25 = 27,188.25 : x
2. Step 2: Convert to fraction form
   12,492.75/27,188.25 = 27,188.25/x
3. Step 3: Cross multiply
   12,492.75x = 27,188.25 × 27,188.25
4. Step 4: Simplify right side
   12,492.75x = 739,200,938.06
5. Step 5: Solve for x
   x = 739,200,938.06/12,492.75
6. Step 6: Final answer
   x = 59,170.39