Finding the Fourth Proportional to 5,681.16, 8,483.94 and 5,620.14

Step by Step Solution

1. Step 1: Write the proportion equation
   5,681.16 : 8,483.94 = 5,620.14 : x
2. Step 2: Convert to fraction form
   5,681.16/8,483.94 = 5,620.14/x
3. Step 3: Cross multiply
   5,681.16x = 8,483.94 × 5,620.14
4. Step 4: Simplify right side
   5,681.16x = 47,680,930.55
5. Step 5: Solve for x
   x = 47,680,930.55/5,681.16
6. Step 6: Final answer
   x = 8,392.82