Finding the Fourth Proportional to 5,017.29, 7,520.27 and 3,780.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,017.29 : 7,520.27 = 3,780.83 : x
2. Step 2: Convert to fraction form
   5,017.29/7,520.27 = 3,780.83/x
3. Step 3: Cross multiply
   5,017.29x = 7,520.27 × 3,780.83
4. Step 4: Simplify right side
   5,017.29x = 28,432,805.92
5. Step 5: Solve for x
   x = 28,432,805.92/5,017.29
6. Step 6: Final answer
   x = 5,666.96