Finding the Third Proportional to 315,892 and 745,714

Step by Step Solution

1. Step 1: Write the proportion equation
   315,892 : 745,714 = 745,714 : x
2. Step 2: Convert to fraction form
   315,892/745,714 = 745,714/x
3. Step 3: Cross multiply
   315,892x = 745,714 × 745,714
4. Step 4: Simplify right side
   315,892x = 556,089,369,796
5. Step 5: Solve for x
   x = 556,089,369,796/315,892
6. Step 6: Final answer
   x = 1,760,378.13