Finding the Fourth Proportional to 12,003.14, 16,563.29 and 7,754.40

Step by Step Solution

1. Step 1: Write the proportion equation
   12,003.14 : 16,563.29 = 7,754.40 : x
2. Step 2: Convert to fraction form
   12,003.14/16,563.29 = 7,754.40/x
3. Step 3: Cross multiply
   12,003.14x = 16,563.29 × 7,754.40
4. Step 4: Simplify right side
   12,003.14x = 128,438,337.20
5. Step 5: Solve for x
   x = 128,438,337.20/12,003.14
6. Step 6: Final answer
   x = 10,700.40