Finding the Fourth Proportional to 5,528.42, 8,300.95 and 4,756.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,528.42 : 8,300.95 = 4,756.83 : x
2. Step 2: Convert to fraction form
   5,528.42/8,300.95 = 4,756.83/x
3. Step 3: Cross multiply
   5,528.42x = 8,300.95 × 4,756.83
4. Step 4: Simplify right side
   5,528.42x = 39,486,196.10
5. Step 5: Solve for x
   x = 39,486,196.10/5,528.42
6. Step 6: Final answer
   x = 7,142.40