Finding the Fourth Proportional to 1,156.94, 1,733.52 and 1,113.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156.94 : 1,733.52 = 1,113.74 : x
2. Step 2: Convert to fraction form
   1,156.94/1,733.52 = 1,113.74/x
3. Step 3: Cross multiply
   1,156.94x = 1,733.52 × 1,113.74
4. Step 4: Simplify right side
   1,156.94x = 1,930,690.56
5. Step 5: Solve for x
   x = 1,930,690.56/1,156.94
6. Step 6: Final answer
   x = 1,668.79