Finding the Fourth Proportional to 10,076.93, 13,906.09 and 5,600.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,076.93 : 13,906.09 = 5,600.81 : x
2. Step 2: Convert to fraction form
   10,076.93/13,906.09 = 5,600.81/x
3. Step 3: Cross multiply
   10,076.93x = 13,906.09 × 5,600.81
4. Step 4: Simplify right side
   10,076.93x = 77,885,367.93
5. Step 5: Solve for x
   x = 77,885,367.93/10,076.93
6. Step 6: Final answer
   x = 7,729.08