Finding the Fourth Proportional to 7,019.48, 9,688.74 and 4,365.38

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.48 : 9,688.74 = 4,365.38 : x
2. Step 2: Convert to fraction form
   7,019.48/9,688.74 = 4,365.38/x
3. Step 3: Cross multiply
   7,019.48x = 9,688.74 × 4,365.38
4. Step 4: Simplify right side
   7,019.48x = 42,295,031.82
5. Step 5: Solve for x
   x = 42,295,031.82/7,019.48
6. Step 6: Final answer
   x = 6,025.38