Finding the Fourth Proportional to 22,914.74, 31,623.60 and 12,846.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,914.74 : 31,623.60 = 12,846.42 : x
2. Step 2: Convert to fraction form
   22,914.74/31,623.60 = 12,846.42/x
3. Step 3: Cross multiply
   22,914.74x = 31,623.60 × 12,846.42
4. Step 4: Simplify right side
   22,914.74x = 406,250,095.69
5. Step 5: Solve for x
   x = 406,250,095.69/22,914.74
6. Step 6: Final answer
   x = 17,728.77