Finding the Third Proportional to 1,293,288 and 2,807,760

Step by Step Solution

1. Step 1: Write the proportion equation
   1,293,288 : 2,807,760 = 2,807,760 : x
2. Step 2: Convert to fraction form
   1,293,288/2,807,760 = 2,807,760/x
3. Step 3: Cross multiply
   1,293,288x = 2,807,760 × 2,807,760
4. Step 4: Simplify right side
   1,293,288x = 7,883,516,217,600
5. Step 5: Solve for x
   x = 7,883,516,217,600/1,293,288
6. Step 6: Final answer
   x = 6,095,715.89