Finding the Fourth Proportional to 14,045.72, 19,383.14 and 7,758.08

Step by Step Solution

1. Step 1: Write the proportion equation
   14,045.72 : 19,383.14 = 7,758.08 : x
2. Step 2: Convert to fraction form
   14,045.72/19,383.14 = 7,758.08/x
3. Step 3: Cross multiply
   14,045.72x = 19,383.14 × 7,758.08
4. Step 4: Simplify right side
   14,045.72x = 150,375,950.77
5. Step 5: Solve for x
   x = 150,375,950.77/14,045.72
6. Step 6: Final answer
   x = 10,706.18