Finding the Fourth Proportional to 12,030.26, 18,048.47 and 5,007.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,030.26 : 18,048.47 = 5,007.94 : x
2. Step 2: Convert to fraction form
   12,030.26/18,048.47 = 5,007.94/x
3. Step 3: Cross multiply
   12,030.26x = 18,048.47 × 5,007.94
4. Step 4: Simplify right side
   12,030.26x = 90,385,584.69
5. Step 5: Solve for x
   x = 90,385,584.69/12,030.26
6. Step 6: Final answer
   x = 7,513.19