Finding the Fourth Proportional to 7,605.42, 10,500.29 and 5,219.38

Step by Step Solution

1. Step 1: Write the proportion equation
   7,605.42 : 10,500.29 = 5,219.38 : x
2. Step 2: Convert to fraction form
   7,605.42/10,500.29 = 5,219.38/x
3. Step 3: Cross multiply
   7,605.42x = 10,500.29 × 5,219.38
4. Step 4: Simplify right side
   7,605.42x = 54,805,010.22
5. Step 5: Solve for x
   x = 54,805,010.22/7,605.42
6. Step 6: Final answer
   x = 7,206.05