Finding the Fourth Proportional to 3,533.31, 5,299.73 and 1,068.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,533.31 : 5,299.73 = 1,068.15 : x
2. Step 2: Convert to fraction form
   3,533.31/5,299.73 = 1,068.15/x
3. Step 3: Cross multiply
   3,533.31x = 5,299.73 × 1,068.15
4. Step 4: Simplify right side
   3,533.31x = 5,660,906.60
5. Step 5: Solve for x
   x = 5,660,906.60/3,533.31
6. Step 6: Final answer
   x = 1,602.15