Finding the Fourth Proportional to 2,574,084.60, 3,552,237.28 and 1,428,162.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574,084.60 : 3,552,237.28 = 1,428,162.20 : x
2. Step 2: Convert to fraction form
   2,574,084.60/3,552,237.28 = 1,428,162.20/x
3. Step 3: Cross multiply
   2,574,084.60x = 3,552,237.28 × 1,428,162.20
4. Step 4: Simplify right side
   2,574,084.60x = 5,073,171,008,726.82
5. Step 5: Solve for x
   x = 5,073,171,008,726.82/2,574,084.60
6. Step 6: Final answer
   x = 1,970,864.13