Finding the Fourth Proportional to 2,088.59, 3,128.63 and 1,469.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,088.59 : 3,128.63 = 1,469.54 : x
2. Step 2: Convert to fraction form
   2,088.59/3,128.63 = 1,469.54/x
3. Step 3: Cross multiply
   2,088.59x = 3,128.63 × 1,469.54
4. Step 4: Simplify right side
   2,088.59x = 4,597,647.40
5. Step 5: Solve for x
   x = 4,597,647.40/2,088.59
6. Step 6: Final answer
   x = 2,201.32