Finding the Fourth Proportional to 10,040.27, 13,856.37 and 5,564.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,040.27 : 13,856.37 = 5,564.45 : x
2. Step 2: Convert to fraction form
   10,040.27/13,856.37 = 5,564.45/x
3. Step 3: Cross multiply
   10,040.27x = 13,856.37 × 5,564.45
4. Step 4: Simplify right side
   10,040.27x = 77,103,050.22
5. Step 5: Solve for x
   x = 77,103,050.22/10,040.27
6. Step 6: Final answer
   x = 7,679.38