Finding the Fourth Proportional to 10,067.98, 13,892.79 and 5,878.66

Step by Step Solution

1. Step 1: Write the proportion equation
   10,067.98 : 13,892.79 = 5,878.66 : x
2. Step 2: Convert to fraction form
   10,067.98/13,892.79 = 5,878.66/x
3. Step 3: Cross multiply
   10,067.98x = 13,892.79 × 5,878.66
4. Step 4: Simplify right side
   10,067.98x = 81,670,988.86
5. Step 5: Solve for x
   x = 81,670,988.86/10,067.98
6. Step 6: Final answer
   x = 8,111.95