Finding the Fourth Proportional to 3,396.66, 5,094.72 and 1,056.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,396.66 : 5,094.72 = 1,056.60 : x
2. Step 2: Convert to fraction form
   3,396.66/5,094.72 = 1,056.60/x
3. Step 3: Cross multiply
   3,396.66x = 5,094.72 × 1,056.60
4. Step 4: Simplify right side
   3,396.66x = 5,383,081.15
5. Step 5: Solve for x
   x = 5,383,081.15/3,396.66
6. Step 6: Final answer
   x = 1,584.82