Finding the Fourth Proportional to 22,276.75, 30,741.98 and 12,340.75

Step by Step Solution

1. Step 1: Write the proportion equation
   22,276.75 : 30,741.98 = 12,340.75 : x
2. Step 2: Convert to fraction form
   22,276.75/30,741.98 = 12,340.75/x
3. Step 3: Cross multiply
   22,276.75x = 30,741.98 × 12,340.75
4. Step 4: Simplify right side
   22,276.75x = 379,379,089.69
5. Step 5: Solve for x
   x = 379,379,089.69/22,276.75
6. Step 6: Final answer
   x = 17,030.27