Finding the Fourth Proportional to 2,169.34, 2,993.69 and 1,174.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,169.34 : 2,993.69 = 1,174.63 : x
2. Step 2: Convert to fraction form
   2,169.34/2,993.69 = 1,174.63/x
3. Step 3: Cross multiply
   2,169.34x = 2,993.69 × 1,174.63
4. Step 4: Simplify right side
   2,169.34x = 3,516,463.12
5. Step 5: Solve for x
   x = 3,516,463.12/2,169.34
6. Step 6: Final answer
   x = 1,620.99