Finding the Fourth Proportional to 3,377.55, 5,066.73 and 1,429.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,377.55 : 5,066.73 = 1,429.50 : x
2. Step 2: Convert to fraction form
   3,377.55/5,066.73 = 1,429.50/x
3. Step 3: Cross multiply
   3,377.55x = 5,066.73 × 1,429.50
4. Step 4: Simplify right side
   3,377.55x = 7,242,890.54
5. Step 5: Solve for x
   x = 7,242,890.54/3,377.55
6. Step 6: Final answer
   x = 2,144.42