Finding the Third Proportional to 2,005,121.50 and 3,291,628

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,121.50 : 3,291,628 = 3,291,628 : x
2. Step 2: Convert to fraction form
   2,005,121.50/3,291,628 = 3,291,628/x
3. Step 3: Cross multiply
   2,005,121.50x = 3,291,628 × 3,291,628
4. Step 4: Simplify right side
   2,005,121.50x = 10,834,814,890,384
5. Step 5: Solve for x
   x = 10,834,814,890,384/2,005,121.50
6. Step 6: Final answer
   x = 5,403,570.25