Finding the Fourth Proportional to 14,061.78, 19,404.49 and 7,773.75

Step by Step Solution

1. Step 1: Write the proportion equation
   14,061.78 : 19,404.49 = 7,773.75 : x
2. Step 2: Convert to fraction form
   14,061.78/19,404.49 = 7,773.75/x
3. Step 3: Cross multiply
   14,061.78x = 19,404.49 × 7,773.75
4. Step 4: Simplify right side
   14,061.78x = 150,845,654.14
5. Step 5: Solve for x
   x = 150,845,654.14/14,061.78
6. Step 6: Final answer
   x = 10,727.35