Finding the Third Proportional to 15,132.27 and 33,138.18

Step by Step Solution

1. Step 1: Write the proportion equation
   15,132.27 : 33,138.18 = 33,138.18 : x
2. Step 2: Convert to fraction form
   15,132.27/33,138.18 = 33,138.18/x
3. Step 3: Cross multiply
   15,132.27x = 33,138.18 × 33,138.18
4. Step 4: Simplify right side
   15,132.27x = 1,098,138,694.11
5. Step 5: Solve for x
   x = 1,098,138,694.11/15,132.27
6. Step 6: Final answer
   x = 72,569.34