Finding the Fourth Proportional to 2,527.45, 3,791.69 and 1,066.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.45 : 3,791.69 = 1,066.60 : x
2. Step 2: Convert to fraction form
   2,527.45/3,791.69 = 1,066.60/x
3. Step 3: Cross multiply
   2,527.45x = 3,791.69 × 1,066.60
4. Step 4: Simplify right side
   2,527.45x = 4,044,216.55
5. Step 5: Solve for x
   x = 4,044,216.55/2,527.45
6. Step 6: Final answer
   x = 1,600.12