Finding the Fourth Proportional to 2,043.33, 3,066.26 and 947.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.33 : 3,066.26 = 947.80 : x
2. Step 2: Convert to fraction form
   2,043.33/3,066.26 = 947.80/x
3. Step 3: Cross multiply
   2,043.33x = 3,066.26 × 947.80
4. Step 4: Simplify right side
   2,043.33x = 2,906,200.32
5. Step 5: Solve for x
   x = 2,906,200.32/2,043.33
6. Step 6: Final answer
   x = 1,422.29