Finding the Fourth Proportional to 10,112.44, 13,955.23 and 5,636.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,112.44 : 13,955.23 = 5,636.48 : x
2. Step 2: Convert to fraction form
   10,112.44/13,955.23 = 5,636.48/x
3. Step 3: Cross multiply
   10,112.44x = 13,955.23 × 5,636.48
4. Step 4: Simplify right side
   10,112.44x = 78,658,301.49
5. Step 5: Solve for x
   x = 78,658,301.49/10,112.44
6. Step 6: Final answer
   x = 7,778.37