Finding the Third Proportional to 2,205,992 and 3,539,340

Step by Step Solution

1. Step 1: Write the proportion equation
   2,205,992 : 3,539,340 = 3,539,340 : x
2. Step 2: Convert to fraction form
   2,205,992/3,539,340 = 3,539,340/x
3. Step 3: Cross multiply
   2,205,992x = 3,539,340 × 3,539,340
4. Step 4: Simplify right side
   2,205,992x = 12,526,927,635,600
5. Step 5: Solve for x
   x = 12,526,927,635,600/2,205,992
6. Step 6: Final answer
   x = 5,678,591.60