Finding the Fourth Proportional to 6,082.50, 8,390.61 and 4,089.63

Step by Step Solution

1. Step 1: Write the proportion equation
   6,082.50 : 8,390.61 = 4,089.63 : x
2. Step 2: Convert to fraction form
   6,082.50/8,390.61 = 4,089.63/x
3. Step 3: Cross multiply
   6,082.50x = 8,390.61 × 4,089.63
4. Step 4: Simplify right side
   6,082.50x = 34,314,490.37
5. Step 5: Solve for x
   x = 34,314,490.37/6,082.50
6. Step 6: Final answer
   x = 5,641.51