Finding the Fourth Proportional to 7,054.35, 10,589.22 and 5,199.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,054.35 : 10,589.22 = 5,199.72 : x
2. Step 2: Convert to fraction form
   7,054.35/10,589.22 = 5,199.72/x
3. Step 3: Cross multiply
   7,054.35x = 10,589.22 × 5,199.72
4. Step 4: Simplify right side
   7,054.35x = 55,060,979.02
5. Step 5: Solve for x
   x = 55,060,979.02/7,054.35
6. Step 6: Final answer
   x = 7,805.25