Finding the Fourth Proportional to 9,009.11, 12,433.35 and 5,031.00

Step by Step Solution

1. Step 1: Write the proportion equation
   9,009.11 : 12,433.35 = 5,031.00 : x
2. Step 2: Convert to fraction form
   9,009.11/12,433.35 = 5,031.00/x
3. Step 3: Cross multiply
   9,009.11x = 12,433.35 × 5,031.00
4. Step 4: Simplify right side
   9,009.11x = 62,552,100.46
5. Step 5: Solve for x
   x = 62,552,100.46/9,009.11
6. Step 6: Final answer
   x = 6,943.20