Finding the Third Proportional to 1,288,802 and 2,799,124

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288,802 : 2,799,124 = 2,799,124 : x
2. Step 2: Convert to fraction form
   1,288,802/2,799,124 = 2,799,124/x
3. Step 3: Cross multiply
   1,288,802x = 2,799,124 × 2,799,124
4. Step 4: Simplify right side
   1,288,802x = 7,835,095,167,376
5. Step 5: Solve for x
   x = 7,835,095,167,376/1,288,802
6. Step 6: Final answer
   x = 6,079,362.98