Finding the Fourth Proportional to 7,043.58, 10,564.56 and 2,661.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,043.58 : 10,564.56 = 2,661.48 : x
2. Step 2: Convert to fraction form
   7,043.58/10,564.56 = 2,661.48/x
3. Step 3: Cross multiply
   7,043.58x = 10,564.56 × 2,661.48
4. Step 4: Simplify right side
   7,043.58x = 28,117,365.15
5. Step 5: Solve for x
   x = 28,117,365.15/7,043.58
6. Step 6: Final answer
   x = 3,991.91