Finding the Fourth Proportional to 10,522.42, 15,772.54 and 3,500.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,522.42 : 15,772.54 = 3,500.56 : x
2. Step 2: Convert to fraction form
   10,522.42/15,772.54 = 3,500.56/x
3. Step 3: Cross multiply
   10,522.42x = 15,772.54 × 3,500.56
4. Step 4: Simplify right side
   10,522.42x = 55,212,740.15
5. Step 5: Solve for x
   x = 55,212,740.15/10,522.42
6. Step 6: Final answer
   x = 5,247.15