Finding the Fourth Proportional to 12,007.52, 16,571.31 and 6,631.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,007.52 : 16,571.31 = 6,631.01 : x
2. Step 2: Convert to fraction form
   12,007.52/16,571.31 = 6,631.01/x
3. Step 3: Cross multiply
   12,007.52x = 16,571.31 × 6,631.01
4. Step 4: Simplify right side
   12,007.52x = 109,884,522.32
5. Step 5: Solve for x
   x = 109,884,522.32/12,007.52
6. Step 6: Final answer
   x = 9,151.31