Finding the Fourth Proportional to 7,616.56, 10,507.76 and 4,963

Step by Step Solution

1. Step 1: Write the proportion equation
   7,616.56 : 10,507.76 = 4,963 : x
2. Step 2: Convert to fraction form
   7,616.56/10,507.76 = 4,963/x
3. Step 3: Cross multiply
   7,616.56x = 10,507.76 × 4,963
4. Step 4: Simplify right side
   7,616.56x = 52,150,012.88
5. Step 5: Solve for x
   x = 52,150,012.88/7,616.56
6. Step 6: Final answer
   x = 6,846.92