Finding the Third Proportional to 2,859,210 and 6,287,040

Step by Step Solution

1. Step 1: Write the proportion equation
   2,859,210 : 6,287,040 = 6,287,040 : x
2. Step 2: Convert to fraction form
   2,859,210/6,287,040 = 6,287,040/x
3. Step 3: Cross multiply
   2,859,210x = 6,287,040 × 6,287,040
4. Step 4: Simplify right side
   2,859,210x = 39,526,871,961,600
5. Step 5: Solve for x
   x = 39,526,871,961,600/2,859,210
6. Step 6: Final answer
   x = 13,824,403.23