Finding the Fourth Proportional to 15,522.42, 23,277.94 and 5,658.78

Step by Step Solution

1. Step 1: Write the proportion equation
   15,522.42 : 23,277.94 = 5,658.78 : x
2. Step 2: Convert to fraction form
   15,522.42/23,277.94 = 5,658.78/x
3. Step 3: Cross multiply
   15,522.42x = 23,277.94 × 5,658.78
4. Step 4: Simplify right side
   15,522.42x = 131,724,741.31
5. Step 5: Solve for x
   x = 131,724,741.31/15,522.42
6. Step 6: Final answer
   x = 8,486.10