Finding the Fourth Proportional to 7,365.78, 10,154.78 and 5,003.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,365.78 : 10,154.78 = 5,003.82 : x
2. Step 2: Convert to fraction form
   7,365.78/10,154.78 = 5,003.82/x
3. Step 3: Cross multiply
   7,365.78x = 10,154.78 × 5,003.82
4. Step 4: Simplify right side
   7,365.78x = 50,812,691.26
5. Step 5: Solve for x
   x = 50,812,691.26/7,365.78
6. Step 6: Final answer
   x = 6,898.48