Finding the Fourth Proportional to 8,007.33, 12,071.05 and 7,472.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,007.33 : 12,071.05 = 7,472.12 : x
2. Step 2: Convert to fraction form
   8,007.33/12,071.05 = 7,472.12/x
3. Step 3: Cross multiply
   8,007.33x = 12,071.05 × 7,472.12
4. Step 4: Simplify right side
   8,007.33x = 90,196,334.13
5. Step 5: Solve for x
   x = 90,196,334.13/8,007.33
6. Step 6: Final answer
   x = 11,264.23