Finding the Fourth Proportional to 14,061.72, 19,404.28 and 7,774.08

Step by Step Solution

1. Step 1: Write the proportion equation
   14,061.72 : 19,404.28 = 7,774.08 : x
2. Step 2: Convert to fraction form
   14,061.72/19,404.28 = 7,774.08/x
3. Step 3: Cross multiply
   14,061.72x = 19,404.28 × 7,774.08
4. Step 4: Simplify right side
   14,061.72x = 150,850,425.06
5. Step 5: Solve for x
   x = 150,850,425.06/14,061.72
6. Step 6: Final answer
   x = 10,727.74