Finding the Third Proportional to 140,916 and 295,679.25

Step by Step Solution

1. Step 1: Write the proportion equation
   140,916 : 295,679.25 = 295,679.25 : x
2. Step 2: Convert to fraction form
   140,916/295,679.25 = 295,679.25/x
3. Step 3: Cross multiply
   140,916x = 295,679.25 × 295,679.25
4. Step 4: Simplify right side
   140,916x = 87,426,218,880.56
5. Step 5: Solve for x
   x = 87,426,218,880.56/140,916
6. Step 6: Final answer
   x = 620,413.71