Finding the Fourth Proportional to 1,685.57, 2,325.41 and 1,088.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,685.57 : 2,325.41 = 1,088.00 : x
2. Step 2: Convert to fraction form
   1,685.57/2,325.41 = 1,088.00/x
3. Step 3: Cross multiply
   1,685.57x = 2,325.41 × 1,088.00
4. Step 4: Simplify right side
   1,685.57x = 2,530,029.01
5. Step 5: Solve for x
   x = 2,530,029.01/1,685.57
6. Step 6: Final answer
   x = 1,501.00