Finding the Fourth Proportional to 13,964.17, 19,270.61 and 7,676.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,964.17 : 19,270.61 = 7,676.59 : x
2. Step 2: Convert to fraction form
   13,964.17/19,270.61 = 7,676.59/x
3. Step 3: Cross multiply
   13,964.17x = 19,270.61 × 7,676.59
4. Step 4: Simplify right side
   13,964.17x = 147,932,572.02
5. Step 5: Solve for x
   x = 147,932,572.02/13,964.17
6. Step 6: Final answer
   x = 10,593.72