Finding the Fourth Proportional to 2,224.67, 3,071.05 and 1,429.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,224.67 : 3,071.05 = 1,429.15 : x
2. Step 2: Convert to fraction form
   2,224.67/3,071.05 = 1,429.15/x
3. Step 3: Cross multiply
   2,224.67x = 3,071.05 × 1,429.15
4. Step 4: Simplify right side
   2,224.67x = 4,388,991.11
5. Step 5: Solve for x
   x = 4,388,991.11/2,224.67
6. Step 6: Final answer
   x = 1,972.87