Finding the Third Proportional to 1,286,208 and 2,793,840

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,208 : 2,793,840 = 2,793,840 : x
2. Step 2: Convert to fraction form
   1,286,208/2,793,840 = 2,793,840/x
3. Step 3: Cross multiply
   1,286,208x = 2,793,840 × 2,793,840
4. Step 4: Simplify right side
   1,286,208x = 7,805,541,945,600
5. Step 5: Solve for x
   x = 7,805,541,945,600/1,286,208
6. Step 6: Final answer
   x = 6,068,646.71