Finding the Fourth Proportional to 3,532.12, 5,298.42 and 1,066.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,532.12 : 5,298.42 = 1,066.76 : x
2. Step 2: Convert to fraction form
   3,532.12/5,298.42 = 1,066.76/x
3. Step 3: Cross multiply
   3,532.12x = 5,298.42 × 1,066.76
4. Step 4: Simplify right side
   3,532.12x = 5,652,142.52
5. Step 5: Solve for x
   x = 5,652,142.52/3,532.12
6. Step 6: Final answer
   x = 1,600.21