Finding the Fourth Proportional to 2,303.32, 3,187.72 and 2,248.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,303.32 : 3,187.72 = 2,248.05 : x
2. Step 2: Convert to fraction form
   2,303.32/3,187.72 = 2,248.05/x
3. Step 3: Cross multiply
   2,303.32x = 3,187.72 × 2,248.05
4. Step 4: Simplify right side
   2,303.32x = 7,166,134.75
5. Step 5: Solve for x
   x = 7,166,134.75/2,303.32
6. Step 6: Final answer
   x = 3,111.22