Finding the Fourth Proportional to 1,081.83, 1,622.02 and 534.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,081.83 : 1,622.02 = 534.37 : x
2. Step 2: Convert to fraction form
   1,081.83/1,622.02 = 534.37/x
3. Step 3: Cross multiply
   1,081.83x = 1,622.02 × 534.37
4. Step 4: Simplify right side
   1,081.83x = 866,758.83
5. Step 5: Solve for x
   x = 866,758.83/1,081.83
6. Step 6: Final answer
   x = 801.20