Finding the Fourth Proportional to 5,617.82, 8,426.71 and 1,457.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,617.82 : 8,426.71 = 1,457.48 : x
2. Step 2: Convert to fraction form
   5,617.82/8,426.71 = 1,457.48/x
3. Step 3: Cross multiply
   5,617.82x = 8,426.71 × 1,457.48
4. Step 4: Simplify right side
   5,617.82x = 12,281,761.29
5. Step 5: Solve for x
   x = 12,281,761.29/5,617.82
6. Step 6: Final answer
   x = 2,186.21