Finding the Fourth Proportional to 2,281.32, 3,415.50 and 1,457.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281.32 : 3,415.50 = 1,457.55 : x
2. Step 2: Convert to fraction form
   2,281.32/3,415.50 = 1,457.55/x
3. Step 3: Cross multiply
   2,281.32x = 3,415.50 × 1,457.55
4. Step 4: Simplify right side
   2,281.32x = 4,978,262.03
5. Step 5: Solve for x
   x = 4,978,262.03/2,281.32
6. Step 6: Final answer
   x = 2,182.18