Finding the Third Proportional to 1,290,846 and 2,836,464

Step by Step Solution

1. Step 1: Write the proportion equation
   1,290,846 : 2,836,464 = 2,836,464 : x
2. Step 2: Convert to fraction form
   1,290,846/2,836,464 = 2,836,464/x
3. Step 3: Cross multiply
   1,290,846x = 2,836,464 × 2,836,464
4. Step 4: Simplify right side
   1,290,846x = 8,045,528,023,296
5. Step 5: Solve for x
   x = 8,045,528,023,296/1,290,846
6. Step 6: Final answer
   x = 6,232,755.90