Finding the Fourth Proportional to 2,021,580.52, 2,789,661.06 and 1,103,626.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,580.52 : 2,789,661.06 = 1,103,626.60 : x
2. Step 2: Convert to fraction form
   2,021,580.52/2,789,661.06 = 1,103,626.60/x
3. Step 3: Cross multiply
   2,021,580.52x = 2,789,661.06 × 1,103,626.60
4. Step 4: Simplify right side
   2,021,580.52x = 3,078,744,150,800.20
5. Step 5: Solve for x
   x = 3,078,744,150,800.20/2,021,580.52
6. Step 6: Final answer
   x = 1,522,939.17