Finding the Third Proportional to 519,684 and 1,138,674

Step by Step Solution

1. Step 1: Write the proportion equation
   519,684 : 1,138,674 = 1,138,674 : x
2. Step 2: Convert to fraction form
   519,684/1,138,674 = 1,138,674/x
3. Step 3: Cross multiply
   519,684x = 1,138,674 × 1,138,674
4. Step 4: Simplify right side
   519,684x = 1,296,578,478,276
5. Step 5: Solve for x
   x = 1,296,578,478,276/519,684
6. Step 6: Final answer
   x = 2,494,936.30