Finding the Fourth Proportional to 22,379.94, 30,876.93 and 12,941.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,379.94 : 30,876.93 = 12,941.82 : x
2. Step 2: Convert to fraction form
   22,379.94/30,876.93 = 12,941.82/x
3. Step 3: Cross multiply
   22,379.94x = 30,876.93 × 12,941.82
4. Step 4: Simplify right side
   22,379.94x = 399,603,670.21
5. Step 5: Solve for x
   x = 399,603,670.21/22,379.94
6. Step 6: Final answer
   x = 17,855.44