Finding the Fourth Proportional to 2,179.92, 3,004.56 and 1,574.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.92 : 3,004.56 = 1,574.76 : x
2. Step 2: Convert to fraction form
   2,179.92/3,004.56 = 1,574.76/x
3. Step 3: Cross multiply
   2,179.92x = 3,004.56 × 1,574.76
4. Step 4: Simplify right side
   2,179.92x = 4,731,460.91
5. Step 5: Solve for x
   x = 4,731,460.91/2,179.92
6. Step 6: Final answer
   x = 2,170.47