Finding the Third Proportional to 1,246,674 and 2,690,178

Step by Step Solution

1. Step 1: Write the proportion equation
   1,246,674 : 2,690,178 = 2,690,178 : x
2. Step 2: Convert to fraction form
   1,246,674/2,690,178 = 2,690,178/x
3. Step 3: Cross multiply
   1,246,674x = 2,690,178 × 2,690,178
4. Step 4: Simplify right side
   1,246,674x = 7,237,057,671,684
5. Step 5: Solve for x
   x = 7,237,057,671,684/1,246,674
6. Step 6: Final answer
   x = 5,805,092.33