Finding the Fourth Proportional to 5,200.29, 7,790.72 and 4,053.33

Step by Step Solution

1. Step 1: Write the proportion equation
   5,200.29 : 7,790.72 = 4,053.33 : x
2. Step 2: Convert to fraction form
   5,200.29/7,790.72 = 4,053.33/x
3. Step 3: Cross multiply
   5,200.29x = 7,790.72 × 4,053.33
4. Step 4: Simplify right side
   5,200.29x = 31,578,338.83
5. Step 5: Solve for x
   x = 31,578,338.83/5,200.29
6. Step 6: Final answer
   x = 6,072.42