Finding the Fourth Proportional to 2,148.80, 3,222.93 and 1,174.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,148.80 : 3,222.93 = 1,174.10 : x
2. Step 2: Convert to fraction form
   2,148.80/3,222.93 = 1,174.10/x
3. Step 3: Cross multiply
   2,148.80x = 3,222.93 × 1,174.10
4. Step 4: Simplify right side
   2,148.80x = 3,784,042.11
5. Step 5: Solve for x
   x = 3,784,042.11/2,148.80
6. Step 6: Final answer
   x = 1,761.00