Finding the Fourth Proportional to 4,711.61, 7,066.56 and 1,789.22

Step by Step Solution

1. Step 1: Write the proportion equation
   4,711.61 : 7,066.56 = 1,789.22 : x
2. Step 2: Convert to fraction form
   4,711.61/7,066.56 = 1,789.22/x
3. Step 3: Cross multiply
   4,711.61x = 7,066.56 × 1,789.22
4. Step 4: Simplify right side
   4,711.61x = 12,643,630.48
5. Step 5: Solve for x
   x = 12,643,630.48/4,711.61
6. Step 6: Final answer
   x = 2,683.51