Finding the Fourth Proportional to 1,974.72, 2,725.10 and 1,090.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,974.72 : 2,725.10 = 1,090.52 : x
2. Step 2: Convert to fraction form
   1,974.72/2,725.10 = 1,090.52/x
3. Step 3: Cross multiply
   1,974.72x = 2,725.10 × 1,090.52
4. Step 4: Simplify right side
   1,974.72x = 2,971,777.42
5. Step 5: Solve for x
   x = 2,971,777.42/1,974.72
6. Step 6: Final answer
   x = 1,504.91