Finding the Third Proportional to 479,684 and 741,158

Step by Step Solution

1. Step 1: Write the proportion equation
   479,684 : 741,158 = 741,158 : x
2. Step 2: Convert to fraction form
   479,684/741,158 = 741,158/x
3. Step 3: Cross multiply
   479,684x = 741,158 × 741,158
4. Step 4: Simplify right side
   479,684x = 549,315,180,964
5. Step 5: Solve for x
   x = 549,315,180,964/479,684
6. Step 6: Final answer
   x = 1,145,160.52