Finding the Fourth Proportional to 3,377.56, 5,066.37 and 1,069.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,377.56 : 5,066.37 = 1,069.06 : x
2. Step 2: Convert to fraction form
   3,377.56/5,066.37 = 1,069.06/x
3. Step 3: Cross multiply
   3,377.56x = 5,066.37 × 1,069.06
4. Step 4: Simplify right side
   3,377.56x = 5,416,253.51
5. Step 5: Solve for x
   x = 5,416,253.51/3,377.56
6. Step 6: Final answer
   x = 1,603.60