Finding the Third Proportional to 1,854,698 and 3,908,654

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854,698 : 3,908,654 = 3,908,654 : x
2. Step 2: Convert to fraction form
   1,854,698/3,908,654 = 3,908,654/x
3. Step 3: Cross multiply
   1,854,698x = 3,908,654 × 3,908,654
4. Step 4: Simplify right side
   1,854,698x = 15,277,576,091,716
5. Step 5: Solve for x
   x = 15,277,576,091,716/1,854,698
6. Step 6: Final answer
   x = 8,237,231.12