Finding the Fourth Proportional to 9,443.20, 13,030.68 and 7,206.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,443.20 : 13,030.68 = 7,206.52 : x
2. Step 2: Convert to fraction form
   9,443.20/13,030.68 = 7,206.52/x
3. Step 3: Cross multiply
   9,443.20x = 13,030.68 × 7,206.52
4. Step 4: Simplify right side
   9,443.20x = 93,905,856.03
5. Step 5: Solve for x
   x = 93,905,856.03/9,443.20
6. Step 6: Final answer
   x = 9,944.28