Finding the Fourth Proportional to 2,574,019.22, 3,552,099.28 and 1,428,074.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574,019.22 : 3,552,099.28 = 1,428,074.96 : x
2. Step 2: Convert to fraction form
   2,574,019.22/3,552,099.28 = 1,428,074.96/x
3. Step 3: Cross multiply
   2,574,019.22x = 3,552,099.28 × 1,428,074.96
4. Step 4: Simplify right side
   2,574,019.22x = 5,072,664,015,871.35
5. Step 5: Solve for x
   x = 5,072,664,015,871.35/2,574,019.22
6. Step 6: Final answer
   x = 1,970,717.23