Finding the Fourth Proportional to 7,385.27, 10,191.33 and 4,028.09

Step by Step Solution

1. Step 1: Write the proportion equation
   7,385.27 : 10,191.33 = 4,028.09 : x
2. Step 2: Convert to fraction form
   7,385.27/10,191.33 = 4,028.09/x
3. Step 3: Cross multiply
   7,385.27x = 10,191.33 × 4,028.09
4. Step 4: Simplify right side
   7,385.27x = 41,051,543.50
5. Step 5: Solve for x
   x = 41,051,543.50/7,385.27
6. Step 6: Final answer
   x = 5,558.57