Finding the Fourth Proportional to 2,574,261.60, 3,552,496.56 and 1,428,364.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574,261.60 : 3,552,496.56 = 1,428,364.32 : x
2. Step 2: Convert to fraction form
   2,574,261.60/3,552,496.56 = 1,428,364.32/x
3. Step 3: Cross multiply
   2,574,261.60x = 3,552,496.56 × 1,428,364.32
4. Step 4: Simplify right side
   2,574,261.60x = 5,074,259,333,226.74
5. Step 5: Solve for x
   x = 5,074,259,333,226.74/2,574,261.60
6. Step 6: Final answer
   x = 1,971,151.39