Finding the Fourth Proportional to 5,328.82, 7,353.78 and 2,970.91

Step by Step Solution

1. Step 1: Write the proportion equation
   5,328.82 : 7,353.78 = 2,970.91 : x
2. Step 2: Convert to fraction form
   5,328.82/7,353.78 = 2,970.91/x
3. Step 3: Cross multiply
   5,328.82x = 7,353.78 × 2,970.91
4. Step 4: Simplify right side
   5,328.82x = 21,847,389.01
5. Step 5: Solve for x
   x = 21,847,389.01/5,328.82
6. Step 6: Final answer
   x = 4,099.86