Finding the Fourth Proportional to 10,076.64, 13,908.02 and 5,601.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,076.64 : 13,908.02 = 5,601.96 : x
2. Step 2: Convert to fraction form
   10,076.64/13,908.02 = 5,601.96/x
3. Step 3: Cross multiply
   10,076.64x = 13,908.02 × 5,601.96
4. Step 4: Simplify right side
   10,076.64x = 77,912,171.72
5. Step 5: Solve for x
   x = 77,912,171.72/10,076.64
6. Step 6: Final answer
   x = 7,731.96