Finding the Third Proportional to 147,382.50 and 315,795

Step by Step Solution

1. Step 1: Write the proportion equation
   147,382.50 : 315,795 = 315,795 : x
2. Step 2: Convert to fraction form
   147,382.50/315,795 = 315,795/x
3. Step 3: Cross multiply
   147,382.50x = 315,795 × 315,795
4. Step 4: Simplify right side
   147,382.50x = 99,726,482,025
5. Step 5: Solve for x
   x = 99,726,482,025/147,382.50
6. Step 6: Final answer
   x = 676,650.77