Finding the Third Proportional to 1,825,798 and 3,940,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,825,798 : 3,940,280 = 3,940,280 : x
2. Step 2: Convert to fraction form
   1,825,798/3,940,280 = 3,940,280/x
3. Step 3: Cross multiply
   1,825,798x = 3,940,280 × 3,940,280
4. Step 4: Simplify right side
   1,825,798x = 15,525,806,478,400
5. Step 5: Solve for x
   x = 15,525,806,478,400/1,825,798
6. Step 6: Final answer
   x = 8,503,572.95