Finding the Fourth Proportional to 7,511.50, 10,359.55 and 5,627.55

Step by Step Solution

1. Step 1: Write the proportion equation
   7,511.50 : 10,359.55 = 5,627.55 : x
2. Step 2: Convert to fraction form
   7,511.50/10,359.55 = 5,627.55/x
3. Step 3: Cross multiply
   7,511.50x = 10,359.55 × 5,627.55
4. Step 4: Simplify right side
   7,511.50x = 58,298,885.60
5. Step 5: Solve for x
   x = 58,298,885.60/7,511.50
6. Step 6: Final answer
   x = 7,761.28