Finding the Third Proportional to 146,280.94 and 314,383.78

Step by Step Solution

1. Step 1: Write the proportion equation
   146,280.94 : 314,383.78 = 314,383.78 : x
2. Step 2: Convert to fraction form
   146,280.94/314,383.78 = 314,383.78/x
3. Step 3: Cross multiply
   146,280.94x = 314,383.78 × 314,383.78
4. Step 4: Simplify right side
   146,280.94x = 98,837,161,913.05
5. Step 5: Solve for x
   x = 98,837,161,913.05/146,280.94
6. Step 6: Final answer
   x = 675,666.72