Finding the Fourth Proportional to 9,009.81, 12,433.59 and 5,031.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,009.81 : 12,433.59 = 5,031.27 : x
2. Step 2: Convert to fraction form
   9,009.81/12,433.59 = 5,031.27/x
3. Step 3: Cross multiply
   9,009.81x = 12,433.59 × 5,031.27
4. Step 4: Simplify right side
   9,009.81x = 62,556,748.36
5. Step 5: Solve for x
   x = 62,556,748.36/9,009.81
6. Step 6: Final answer
   x = 6,943.18