Finding the Third Proportional to 146,488.50 and 313,713

Step by Step Solution

1. Step 1: Write the proportion equation
   146,488.50 : 313,713 = 313,713 : x
2. Step 2: Convert to fraction form
   146,488.50/313,713 = 313,713/x
3. Step 3: Cross multiply
   146,488.50x = 313,713 × 313,713
4. Step 4: Simplify right side
   146,488.50x = 98,415,846,369
5. Step 5: Solve for x
   x = 98,415,846,369/146,488.50
6. Step 6: Final answer
   x = 671,833.26