Finding the Fourth Proportional to 2,914.43, 4,373.87 and 1,066.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,914.43 : 4,373.87 = 1,066.05 : x
2. Step 2: Convert to fraction form
   2,914.43/4,373.87 = 1,066.05/x
3. Step 3: Cross multiply
   2,914.43x = 4,373.87 × 1,066.05
4. Step 4: Simplify right side
   2,914.43x = 4,662,758.78
5. Step 5: Solve for x
   x = 4,662,758.78/2,914.43
6. Step 6: Final answer
   x = 1,599.89