Finding the Fourth Proportional to 1,579.55, 2,367.41 and 1,117.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,579.55 : 2,367.41 = 1,117.47 : x
2. Step 2: Convert to fraction form
   1,579.55/2,367.41 = 1,117.47/x
3. Step 3: Cross multiply
   1,579.55x = 2,367.41 × 1,117.47
4. Step 4: Simplify right side
   1,579.55x = 2,645,499.38
5. Step 5: Solve for x
   x = 2,645,499.38/1,579.55
6. Step 6: Final answer
   x = 1,674.84