Finding the Fourth Proportional to 2,180.34, 3,007.29 and 1,969.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180.34 : 3,007.29 = 1,969.14 : x
2. Step 2: Convert to fraction form
   2,180.34/3,007.29 = 1,969.14/x
3. Step 3: Cross multiply
   2,180.34x = 3,007.29 × 1,969.14
4. Step 4: Simplify right side
   2,180.34x = 5,921,775.03
5. Step 5: Solve for x
   x = 5,921,775.03/2,180.34
6. Step 6: Final answer
   x = 2,715.99