Finding the Third Proportional to 316,742.50 and 682,994

Step by Step Solution

1. Step 1: Write the proportion equation
   316,742.50 : 682,994 = 682,994 : x
2. Step 2: Convert to fraction form
   316,742.50/682,994 = 682,994/x
3. Step 3: Cross multiply
   316,742.50x = 682,994 × 682,994
4. Step 4: Simplify right side
   316,742.50x = 466,480,804,036
5. Step 5: Solve for x
   x = 466,480,804,036/316,742.50
6. Step 6: Final answer
   x = 1,472,744.59