Finding the Fourth Proportional to 2,221,605, 3,065,816.52 and 1,203,010.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221,605 : 3,065,816.52 = 1,203,010.56 : x
2. Step 2: Convert to fraction form
   2,221,605/3,065,816.52 = 1,203,010.56/x
3. Step 3: Cross multiply
   2,221,605x = 3,065,816.52 × 1,203,010.56
4. Step 4: Simplify right side
   2,221,605x = 3,688,209,648,582.45
5. Step 5: Solve for x
   x = 3,688,209,648,582.45/2,221,605
6. Step 6: Final answer
   x = 1,660,155.45