Finding the Third Proportional to 1,204,064 and 1,639,992

Step by Step Solution

1. Step 1: Write the proportion equation
   1,204,064 : 1,639,992 = 1,639,992 : x
2. Step 2: Convert to fraction form
   1,204,064/1,639,992 = 1,639,992/x
3. Step 3: Cross multiply
   1,204,064x = 1,639,992 × 1,639,992
4. Step 4: Simplify right side
   1,204,064x = 2,689,573,760,064
5. Step 5: Solve for x
   x = 2,689,573,760,064/1,204,064
6. Step 6: Final answer
   x = 2,233,746.51