Finding the Fourth Proportional to 19,829.69, 27,365.29 and 10,877.03

Step by Step Solution

1. Step 1: Write the proportion equation
   19,829.69 : 27,365.29 = 10,877.03 : x
2. Step 2: Convert to fraction form
   19,829.69/27,365.29 = 10,877.03/x
3. Step 3: Cross multiply
   19,829.69x = 27,365.29 × 10,877.03
4. Step 4: Simplify right side
   19,829.69x = 297,653,018.89
5. Step 5: Solve for x
   x = 297,653,018.89/19,829.69
6. Step 6: Final answer
   x = 15,010.47