Finding the Third Proportional to 1,288,064 and 2,824,960

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288,064 : 2,824,960 = 2,824,960 : x
2. Step 2: Convert to fraction form
   1,288,064/2,824,960 = 2,824,960/x
3. Step 3: Cross multiply
   1,288,064x = 2,824,960 × 2,824,960
4. Step 4: Simplify right side
   1,288,064x = 7,980,399,001,600
5. Step 5: Solve for x
   x = 7,980,399,001,600/1,288,064
6. Step 6: Final answer
   x = 6,195,654.10