Finding the Fourth Proportional to 6,776.02, 10,149.72 and 5,603.14

Step by Step Solution

1. Step 1: Write the proportion equation
   6,776.02 : 10,149.72 = 5,603.14 : x
2. Step 2: Convert to fraction form
   6,776.02/10,149.72 = 5,603.14/x
3. Step 3: Cross multiply
   6,776.02x = 10,149.72 × 5,603.14
4. Step 4: Simplify right side
   6,776.02x = 56,870,302.12
5. Step 5: Solve for x
   x = 56,870,302.12/6,776.02
6. Step 6: Final answer
   x = 8,392.88