Finding the Fourth Proportional to 2,097.81, 3,145.30 and 1,174.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097.81 : 3,145.30 = 1,174.01 : x
2. Step 2: Convert to fraction form
   2,097.81/3,145.30 = 1,174.01/x
3. Step 3: Cross multiply
   2,097.81x = 3,145.30 × 1,174.01
4. Step 4: Simplify right side
   2,097.81x = 3,692,594.99
5. Step 5: Solve for x
   x = 3,692,594.99/2,097.81
6. Step 6: Final answer
   x = 1,760.21