Finding the Fourth Proportional to 9,046.50, 12,484.89 and 5,321.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,046.50 : 12,484.89 = 5,321.22 : x
2. Step 2: Convert to fraction form
   9,046.50/12,484.89 = 5,321.22/x
3. Step 3: Cross multiply
   9,046.50x = 12,484.89 × 5,321.22
4. Step 4: Simplify right side
   9,046.50x = 66,434,846.37
5. Step 5: Solve for x
   x = 66,434,846.37/9,046.50
6. Step 6: Final answer
   x = 7,343.71