Finding the Fourth Proportional to 2,254,766.25, 3,111,581.58 and 1,222,270.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,254,766.25 : 3,111,581.58 = 1,222,270.83 : x
2. Step 2: Convert to fraction form
   2,254,766.25/3,111,581.58 = 1,222,270.83/x
3. Step 3: Cross multiply
   2,254,766.25x = 3,111,581.58 × 1,222,270.83
4. Step 4: Simplify right side
   2,254,766.25x = 3,803,195,400,399.31
5. Step 5: Solve for x
   x = 3,803,195,400,399.31/2,254,766.25
6. Step 6: Final answer
   x = 1,686,736.00