Finding the Fourth Proportional to 5,513.04, 7,608.72 and 3,156

Step by Step Solution

1. Step 1: Write the proportion equation
   5,513.04 : 7,608.72 = 3,156 : x
2. Step 2: Convert to fraction form
   5,513.04/7,608.72 = 3,156/x
3. Step 3: Cross multiply
   5,513.04x = 7,608.72 × 3,156
4. Step 4: Simplify right side
   5,513.04x = 24,013,120.32
5. Step 5: Solve for x
   x = 24,013,120.32/5,513.04
6. Step 6: Final answer
   x = 4,355.69