Finding the Fourth Proportional to 1,113.56, 1,535.42 and 833.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,113.56 : 1,535.42 = 833.34 : x
2. Step 2: Convert to fraction form
   1,113.56/1,535.42 = 833.34/x
3. Step 3: Cross multiply
   1,113.56x = 1,535.42 × 833.34
4. Step 4: Simplify right side
   1,113.56x = 1,279,526.90
5. Step 5: Solve for x
   x = 1,279,526.90/1,113.56
6. Step 6: Final answer
   x = 1,149.04