Finding the Fourth Proportional to 9,016.64, 12,450.88 and 5,665.26

Step by Step Solution

1. Step 1: Write the proportion equation
   9,016.64 : 12,450.88 = 5,665.26 : x
2. Step 2: Convert to fraction form
   9,016.64/12,450.88 = 5,665.26/x
3. Step 3: Cross multiply
   9,016.64x = 12,450.88 × 5,665.26
4. Step 4: Simplify right side
   9,016.64x = 70,537,472.43
5. Step 5: Solve for x
   x = 70,537,472.43/9,016.64
6. Step 6: Final answer
   x = 7,823.03