Finding the Fourth Proportional to 9,470.37, 13,068.87 and 5,221.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,470.37 : 13,068.87 = 5,221.33 : x
2. Step 2: Convert to fraction form
   9,470.37/13,068.87 = 5,221.33/x
3. Step 3: Cross multiply
   9,470.37x = 13,068.87 × 5,221.33
4. Step 4: Simplify right side
   9,470.37x = 68,236,856.89
5. Step 5: Solve for x
   x = 68,236,856.89/9,470.37
6. Step 6: Final answer
   x = 7,205.30