Finding the Fourth Proportional to 3,012.93, 4,520.84 and 1,066.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,012.93 : 4,520.84 = 1,066.05 : x
2. Step 2: Convert to fraction form
   3,012.93/4,520.84 = 1,066.05/x
3. Step 3: Cross multiply
   3,012.93x = 4,520.84 × 1,066.05
4. Step 4: Simplify right side
   3,012.93x = 4,819,436.15
5. Step 5: Solve for x
   x = 4,819,436.15/3,012.93
6. Step 6: Final answer
   x = 1,599.58