Finding the Third Proportional to 1,866,798 and 4,071,474

Step by Step Solution

1. Step 1: Write the proportion equation
   1,866,798 : 4,071,474 = 4,071,474 : x
2. Step 2: Convert to fraction form
   1,866,798/4,071,474 = 4,071,474/x
3. Step 3: Cross multiply
   1,866,798x = 4,071,474 × 4,071,474
4. Step 4: Simplify right side
   1,866,798x = 16,576,900,532,676
5. Step 5: Solve for x
   x = 16,576,900,532,676/1,866,798
6. Step 6: Final answer
   x = 8,879,857.67