Finding the Third Proportional to 1,322,388 and 2,864,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,322,388 : 2,864,520 = 2,864,520 : x
2. Step 2: Convert to fraction form
   1,322,388/2,864,520 = 2,864,520/x
3. Step 3: Cross multiply
   1,322,388x = 2,864,520 × 2,864,520
4. Step 4: Simplify right side
   1,322,388x = 8,205,474,830,400
5. Step 5: Solve for x
   x = 8,205,474,830,400/1,322,388
6. Step 6: Final answer
   x = 6,205,043.32