Finding the Fourth Proportional to 13,002.54, 17,943.51 and 7,338.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,002.54 : 17,943.51 = 7,338.50 : x
2. Step 2: Convert to fraction form
   13,002.54/17,943.51 = 7,338.50/x
3. Step 3: Cross multiply
   13,002.54x = 17,943.51 × 7,338.50
4. Step 4: Simplify right side
   13,002.54x = 131,678,358.42
5. Step 5: Solve for x
   x = 131,678,358.42/13,002.54
6. Step 6: Final answer
   x = 10,127.13