Finding the Fourth Proportional to 2,025.60, 2,792.64 and 1,403.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025.60 : 2,792.64 = 1,403.52 : x
2. Step 2: Convert to fraction form
   2,025.60/2,792.64 = 1,403.52/x
3. Step 3: Cross multiply
   2,025.60x = 2,792.64 × 1,403.52
4. Step 4: Simplify right side
   2,025.60x = 3,919,526.09
5. Step 5: Solve for x
   x = 3,919,526.09/2,025.60
6. Step 6: Final answer
   x = 1,935.00