Finding the Fourth Proportional to 5,457.31, 7,534.43 and 3,364.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,457.31 : 7,534.43 = 3,364.27 : x
2. Step 2: Convert to fraction form
   5,457.31/7,534.43 = 3,364.27/x
3. Step 3: Cross multiply
   5,457.31x = 7,534.43 × 3,364.27
4. Step 4: Simplify right side
   5,457.31x = 25,347,856.82
5. Step 5: Solve for x
   x = 25,347,856.82/5,457.31
6. Step 6: Final answer
   x = 4,644.75