Finding the Fourth Proportional to 5,590.56, 8,350.16 and 5,062.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,590.56 : 8,350.16 = 5,062.72 : x
2. Step 2: Convert to fraction form
   5,590.56/8,350.16 = 5,062.72/x
3. Step 3: Cross multiply
   5,590.56x = 8,350.16 × 5,062.72
4. Step 4: Simplify right side
   5,590.56x = 42,274,522.04
5. Step 5: Solve for x
   x = 42,274,522.04/5,590.56
6. Step 6: Final answer
   x = 7,561.77