Finding the Fourth Proportional to 2,177.52, 3,004.56 and 1,293.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,177.52 : 3,004.56 = 1,293.12 : x
2. Step 2: Convert to fraction form
   2,177.52/3,004.56 = 1,293.12/x
3. Step 3: Cross multiply
   2,177.52x = 3,004.56 × 1,293.12
4. Step 4: Simplify right side
   2,177.52x = 3,885,256.63
5. Step 5: Solve for x
   x = 3,885,256.63/2,177.52
6. Step 6: Final answer
   x = 1,784.26