Finding the Fourth Proportional to 10,868.67, 16,303.16 and 3,077.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,868.67 : 16,303.16 = 3,077.48 : x
2. Step 2: Convert to fraction form
   10,868.67/16,303.16 = 3,077.48/x
3. Step 3: Cross multiply
   10,868.67x = 16,303.16 × 3,077.48
4. Step 4: Simplify right side
   10,868.67x = 50,172,551.93
5. Step 5: Solve for x
   x = 50,172,551.93/10,868.67
6. Step 6: Final answer
   x = 4,616.25