Finding the Fourth Proportional to 22,421.86, 30,942.16 and 12,350.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,421.86 : 30,942.16 = 12,350.22 : x
2. Step 2: Convert to fraction form
   22,421.86/30,942.16 = 12,350.22/x
3. Step 3: Cross multiply
   22,421.86x = 30,942.16 × 12,350.22
4. Step 4: Simplify right side
   22,421.86x = 382,142,483.28
5. Step 5: Solve for x
   x = 382,142,483.28/22,421.86
6. Step 6: Final answer
   x = 17,043.30