Finding the Fourth Proportional to 5,627.49, 8,429.76 and 3,404.94

Step by Step Solution

1. Step 1: Write the proportion equation
   5,627.49 : 8,429.76 = 3,404.94 : x
2. Step 2: Convert to fraction form
   5,627.49/8,429.76 = 3,404.94/x
3. Step 3: Cross multiply
   5,627.49x = 8,429.76 × 3,404.94
4. Step 4: Simplify right side
   5,627.49x = 28,702,827.01
5. Step 5: Solve for x
   x = 28,702,827.01/5,627.49
6. Step 6: Final answer
   x = 5,100.47