Finding the Fourth Proportional to 2,226.71, 3,072.82 and 1,231.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,226.71 : 3,072.82 = 1,231.93 : x
2. Step 2: Convert to fraction form
   2,226.71/3,072.82 = 1,231.93/x
3. Step 3: Cross multiply
   2,226.71x = 3,072.82 × 1,231.93
4. Step 4: Simplify right side
   2,226.71x = 3,785,499.14
5. Step 5: Solve for x
   x = 3,785,499.14/2,226.71
6. Step 6: Final answer
   x = 1,700.04