Finding the Third Proportional to 541,639 and 1,173,674

Step by Step Solution

1. Step 1: Write the proportion equation
   541,639 : 1,173,674 = 1,173,674 : x
2. Step 2: Convert to fraction form
   541,639/1,173,674 = 1,173,674/x
3. Step 3: Cross multiply
   541,639x = 1,173,674 × 1,173,674
4. Step 4: Simplify right side
   541,639x = 1,377,510,658,276
5. Step 5: Solve for x
   x = 1,377,510,658,276/541,639
6. Step 6: Final answer
   x = 2,543,226.50