Finding the Fourth Proportional to 10,112.43, 13,955.25 and 5,636.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,112.43 : 13,955.25 = 5,636.04 : x
2. Step 2: Convert to fraction form
   10,112.43/13,955.25 = 5,636.04/x
3. Step 3: Cross multiply
   10,112.43x = 13,955.25 × 5,636.04
4. Step 4: Simplify right side
   10,112.43x = 78,652,347.21
5. Step 5: Solve for x
   x = 78,652,347.21/10,112.43
6. Step 6: Final answer
   x = 7,777.79