Finding the Fourth Proportional to 10,093.12, 13,928.32 and 5,616.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,093.12 : 13,928.32 = 5,616.74 : x
2. Step 2: Convert to fraction form
   10,093.12/13,928.32 = 5,616.74/x
3. Step 3: Cross multiply
   10,093.12x = 13,928.32 × 5,616.74
4. Step 4: Simplify right side
   10,093.12x = 78,231,752.08
5. Step 5: Solve for x
   x = 78,231,752.08/10,093.12
6. Step 6: Final answer
   x = 7,751.00