Finding the Fourth Proportional to 2,281.01, 3,422.70 and 947.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281.01 : 3,422.70 = 947.82 : x
2. Step 2: Convert to fraction form
   2,281.01/3,422.70 = 947.82/x
3. Step 3: Cross multiply
   2,281.01x = 3,422.70 × 947.82
4. Step 4: Simplify right side
   2,281.01x = 3,244,103.51
5. Step 5: Solve for x
   x = 3,244,103.51/2,281.01
6. Step 6: Final answer
   x = 1,422.22