Finding the Third Proportional to 1,218,910 and 2,625,134

Step by Step Solution

1. Step 1: Write the proportion equation
   1,218,910 : 2,625,134 = 2,625,134 : x
2. Step 2: Convert to fraction form
   1,218,910/2,625,134 = 2,625,134/x
3. Step 3: Cross multiply
   1,218,910x = 2,625,134 × 2,625,134
4. Step 4: Simplify right side
   1,218,910x = 6,891,328,517,956
5. Step 5: Solve for x
   x = 6,891,328,517,956/1,218,910
6. Step 6: Final answer
   x = 5,653,681.17