Finding the Fourth Proportional to 9,443.42, 13,032.60 and 5,666.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,443.42 : 13,032.60 = 5,666.49 : x
2. Step 2: Convert to fraction form
   9,443.42/13,032.60 = 5,666.49/x
3. Step 3: Cross multiply
   9,443.42x = 13,032.60 × 5,666.49
4. Step 4: Simplify right side
   9,443.42x = 73,849,076.32
5. Step 5: Solve for x
   x = 73,849,076.32/9,443.42
6. Step 6: Final answer
   x = 7,820.16