Finding the Third Proportional to 1,854,668 and 3,908,600

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854,668 : 3,908,600 = 3,908,600 : x
2. Step 2: Convert to fraction form
   1,854,668/3,908,600 = 3,908,600/x
3. Step 3: Cross multiply
   1,854,668x = 3,908,600 × 3,908,600
4. Step 4: Simplify right side
   1,854,668x = 15,277,153,960,000
5. Step 5: Solve for x
   x = 15,277,153,960,000/1,854,668
6. Step 6: Final answer
   x = 8,237,136.76