Finding the Third Proportional to 316,467 and 746,593.50

Step by Step Solution

1. Step 1: Write the proportion equation
   316,467 : 746,593.50 = 746,593.50 : x
2. Step 2: Convert to fraction form
   316,467/746,593.50 = 746,593.50/x
3. Step 3: Cross multiply
   316,467x = 746,593.50 × 746,593.50
4. Step 4: Simplify right side
   316,467x = 557,401,854,242.25
5. Step 5: Solve for x
   x = 557,401,854,242.25/316,467
6. Step 6: Final answer
   x = 1,761,326.94