Finding the Third Proportional to 26,836.31 and 40,436.72

Step by Step Solution

1. Step 1: Write the proportion equation
   26,836.31 : 40,436.72 = 40,436.72 : x
2. Step 2: Convert to fraction form
   26,836.31/40,436.72 = 40,436.72/x
3. Step 3: Cross multiply
   26,836.31x = 40,436.72 × 40,436.72
4. Step 4: Simplify right side
   26,836.31x = 1,635,128,223.27
5. Step 5: Solve for x
   x = 1,635,128,223.27/26,836.31
6. Step 6: Final answer
   x = 60,929.69