Finding the Fourth Proportional to 2,526.53, 3,791.61 and 1,066.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,526.53 : 3,791.61 = 1,066.10 : x
2. Step 2: Convert to fraction form
   2,526.53/3,791.61 = 1,066.10/x
3. Step 3: Cross multiply
   2,526.53x = 3,791.61 × 1,066.10
4. Step 4: Simplify right side
   2,526.53x = 4,042,216.46
5. Step 5: Solve for x
   x = 4,042,216.46/2,526.53
6. Step 6: Final answer
   x = 1,599.91