Finding the Fourth Proportional to 3,269.58, 4,902.50 and 1,077.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,269.58 : 4,902.50 = 1,077.72 : x
2. Step 2: Convert to fraction form
   3,269.58/4,902.50 = 1,077.72/x
3. Step 3: Cross multiply
   3,269.58x = 4,902.50 × 1,077.72
4. Step 4: Simplify right side
   3,269.58x = 5,283,522.30
5. Step 5: Solve for x
   x = 5,283,522.30/3,269.58
6. Step 6: Final answer
   x = 1,615.96