Finding the Fourth Proportional to 2,303.08, 3,456.37 and 1,688.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,303.08 : 3,456.37 = 1,688.35 : x
2. Step 2: Convert to fraction form
   2,303.08/3,456.37 = 1,688.35/x
3. Step 3: Cross multiply
   2,303.08x = 3,456.37 × 1,688.35
4. Step 4: Simplify right side
   2,303.08x = 5,835,562.29
5. Step 5: Solve for x
   x = 5,835,562.29/2,303.08
6. Step 6: Final answer
   x = 2,533.81