Finding the Fourth Proportional to 2,572,888.64, 3,550,804.32 and 1,427,338

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572,888.64 : 3,550,804.32 = 1,427,338 : x
2. Step 2: Convert to fraction form
   2,572,888.64/3,550,804.32 = 1,427,338/x
3. Step 3: Cross multiply
   2,572,888.64x = 3,550,804.32 × 1,427,338
4. Step 4: Simplify right side
   2,572,888.64x = 5,068,197,936,500.16
5. Step 5: Solve for x
   x = 5,068,197,936,500.16/2,572,888.64
6. Step 6: Final answer
   x = 1,969,847.38