Finding the Fourth Proportional to 3,526.74, 5,288.90 and 1,336.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,526.74 : 5,288.90 = 1,336.10 : x
2. Step 2: Convert to fraction form
   3,526.74/5,288.90 = 1,336.10/x
3. Step 3: Cross multiply
   3,526.74x = 5,288.90 × 1,336.10
4. Step 4: Simplify right side
   3,526.74x = 7,066,466.17
5. Step 5: Solve for x
   x = 7,066,466.17/3,526.74
6. Step 6: Final answer
   x = 2,003.68