Finding the Fourth Proportional to 10,088.08, 13,921.68 and 5,612.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,088.08 : 13,921.68 = 5,612.22 : x
2. Step 2: Convert to fraction form
   10,088.08/13,921.68 = 5,612.22/x
3. Step 3: Cross multiply
   10,088.08x = 13,921.68 × 5,612.22
4. Step 4: Simplify right side
   10,088.08x = 78,131,530.93
5. Step 5: Solve for x
   x = 78,131,530.93/10,088.08
6. Step 6: Final answer
   x = 7,744.94