Finding the Fourth Proportional to 7,498.62, 10,338.39 and 5,136.54

Step by Step Solution

1. Step 1: Write the proportion equation
   7,498.62 : 10,338.39 = 5,136.54 : x
2. Step 2: Convert to fraction form
   7,498.62/10,338.39 = 5,136.54/x
3. Step 3: Cross multiply
   7,498.62x = 10,338.39 × 5,136.54
4. Step 4: Simplify right side
   7,498.62x = 53,103,553.77
5. Step 5: Solve for x
   x = 53,103,553.77/7,498.62
6. Step 6: Final answer
   x = 7,081.78