Finding the Fourth Proportional to 9,040.01, 12,464.59 and 7,246.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,040.01 : 12,464.59 = 7,246.05 : x
2. Step 2: Convert to fraction form
   9,040.01/12,464.59 = 7,246.05/x
3. Step 3: Cross multiply
   9,040.01x = 12,464.59 × 7,246.05
4. Step 4: Simplify right side
   9,040.01x = 90,319,006.14
5. Step 5: Solve for x
   x = 90,319,006.14/9,040.01
6. Step 6: Final answer
   x = 9,991.03