Finding the Third Proportional to 479,156 and 741,818

Step by Step Solution

1. Step 1: Write the proportion equation
   479,156 : 741,818 = 741,818 : x
2. Step 2: Convert to fraction form
   479,156/741,818 = 741,818/x
3. Step 3: Cross multiply
   479,156x = 741,818 × 741,818
4. Step 4: Simplify right side
   479,156x = 550,293,945,124
5. Step 5: Solve for x
   x = 550,293,945,124/479,156
6. Step 6: Final answer
   x = 1,148,465.10