Finding the Third Proportional to 1,854,663 and 3,908,586

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854,663 : 3,908,586 = 3,908,586 : x
2. Step 2: Convert to fraction form
   1,854,663/3,908,586 = 3,908,586/x
3. Step 3: Cross multiply
   1,854,663x = 3,908,586 × 3,908,586
4. Step 4: Simplify right side
   1,854,663x = 15,277,044,519,396
5. Step 5: Solve for x
   x = 15,277,044,519,396/1,854,663
6. Step 6: Final answer
   x = 8,237,099.96