Finding the Third Proportional to 2,660,414 and 5,818,492

Step by Step Solution

1. Step 1: Write the proportion equation
   2,660,414 : 5,818,492 = 5,818,492 : x
2. Step 2: Convert to fraction form
   2,660,414/5,818,492 = 5,818,492/x
3. Step 3: Cross multiply
   2,660,414x = 5,818,492 × 5,818,492
4. Step 4: Simplify right side
   2,660,414x = 33,854,849,154,064
5. Step 5: Solve for x
   x = 33,854,849,154,064/2,660,414
6. Step 6: Final answer
   x = 12,725,406.33