Finding the Fourth Proportional to 2,101.48, 2,900.10 and 1,170.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,101.48 : 2,900.10 = 1,170.04 : x
2. Step 2: Convert to fraction form
   2,101.48/2,900.10 = 1,170.04/x
3. Step 3: Cross multiply
   2,101.48x = 2,900.10 × 1,170.04
4. Step 4: Simplify right side
   2,101.48x = 3,393,233.00
5. Step 5: Solve for x
   x = 3,393,233.00/2,101.48
6. Step 6: Final answer
   x = 1,614.69