Finding the Fourth Proportional to 7,368.16, 10,168.20 and 5,776.71

Step by Step Solution

1. Step 1: Write the proportion equation
   7,368.16 : 10,168.20 = 5,776.71 : x
2. Step 2: Convert to fraction form
   7,368.16/10,168.20 = 5,776.71/x
3. Step 3: Cross multiply
   7,368.16x = 10,168.20 × 5,776.71
4. Step 4: Simplify right side
   7,368.16x = 58,738,662.90
5. Step 5: Solve for x
   x = 58,738,662.90/7,368.16
6. Step 6: Final answer
   x = 7,971.96