Finding the Fourth Proportional to 14,061.71, 19,404.28 and 7,774.09

Step by Step Solution

1. Step 1: Write the proportion equation
   14,061.71 : 19,404.28 = 7,774.09 : x
2. Step 2: Convert to fraction form
   14,061.71/19,404.28 = 7,774.09/x
3. Step 3: Cross multiply
   14,061.71x = 19,404.28 × 7,774.09
4. Step 4: Simplify right side
   14,061.71x = 150,850,619.11
5. Step 5: Solve for x
   x = 150,850,619.11/14,061.71
6. Step 6: Final answer
   x = 10,727.76