Finding the Fourth Proportional to 7,002.52, 9,663.50 and 3,977.53

Step by Step Solution

1. Step 1: Write the proportion equation
   7,002.52 : 9,663.50 = 3,977.53 : x
2. Step 2: Convert to fraction form
   7,002.52/9,663.50 = 3,977.53/x
3. Step 3: Cross multiply
   7,002.52x = 9,663.50 × 3,977.53
4. Step 4: Simplify right side
   7,002.52x = 38,436,846.94
5. Step 5: Solve for x
   x = 38,436,846.94/7,002.52
6. Step 6: Final answer
   x = 5,489.00