Finding the Fourth Proportional to 10,040.28, 13,855.68 and 5,564.44

Step by Step Solution

1. Step 1: Write the proportion equation
   10,040.28 : 13,855.68 = 5,564.44 : x
2. Step 2: Convert to fraction form
   10,040.28/13,855.68 = 5,564.44/x
3. Step 3: Cross multiply
   10,040.28x = 13,855.68 × 5,564.44
4. Step 4: Simplify right side
   10,040.28x = 77,099,100.02
5. Step 5: Solve for x
   x = 77,099,100.02/10,040.28
6. Step 6: Final answer
   x = 7,678.98