Finding the Third Proportional to 68,826 and 152,391.75

Step by Step Solution

1. Step 1: Write the proportion equation
   68,826 : 152,391.75 = 152,391.75 : x
2. Step 2: Convert to fraction form
   68,826/152,391.75 = 152,391.75/x
3. Step 3: Cross multiply
   68,826x = 152,391.75 × 152,391.75
4. Step 4: Simplify right side
   68,826x = 23,223,245,468.06
5. Step 5: Solve for x
   x = 23,223,245,468.06/68,826
6. Step 6: Final answer
   x = 337,419.66