Finding the Fourth Proportional to 13,007.83, 17,950.81 and 9,031.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,007.83 : 17,950.81 = 9,031.25 : x
2. Step 2: Convert to fraction form
   13,007.83/17,950.81 = 9,031.25/x
3. Step 3: Cross multiply
   13,007.83x = 17,950.81 × 9,031.25
4. Step 4: Simplify right side
   13,007.83x = 162,118,140.48
5. Step 5: Solve for x
   x = 162,118,140.48/13,007.83
6. Step 6: Final answer
   x = 12,463.12