Finding the Fourth Proportional to 12,052.59, 16,634.22 and 7,272.78

Step by Step Solution

1. Step 1: Write the proportion equation
   12,052.59 : 16,634.22 = 7,272.78 : x
2. Step 2: Convert to fraction form
   12,052.59/16,634.22 = 7,272.78/x
3. Step 3: Cross multiply
   12,052.59x = 16,634.22 × 7,272.78
4. Step 4: Simplify right side
   12,052.59x = 120,977,022.53
5. Step 5: Solve for x
   x = 120,977,022.53/12,052.59
6. Step 6: Final answer
   x = 10,037.43