Finding the Fourth Proportional to 10,112.28, 13,953.10 and 5,635.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,112.28 : 13,953.10 = 5,635.92 : x
2. Step 2: Convert to fraction form
   10,112.28/13,953.10 = 5,635.92/x
3. Step 3: Cross multiply
   10,112.28x = 13,953.10 × 5,635.92
4. Step 4: Simplify right side
   10,112.28x = 78,638,555.35
5. Step 5: Solve for x
   x = 78,638,555.35/10,112.28
6. Step 6: Final answer
   x = 7,776.54