Finding the Fourth Proportional to 12,062.16, 16,646.31 and 7,584.21

Step by Step Solution

1. Step 1: Write the proportion equation
   12,062.16 : 16,646.31 = 7,584.21 : x
2. Step 2: Convert to fraction form
   12,062.16/16,646.31 = 7,584.21/x
3. Step 3: Cross multiply
   12,062.16x = 16,646.31 × 7,584.21
4. Step 4: Simplify right side
   12,062.16x = 126,249,110.77
5. Step 5: Solve for x
   x = 126,249,110.77/12,062.16
6. Step 6: Final answer
   x = 10,466.54