Finding the Fourth Proportional to 22,411.80, 30,927.87 and 12,340.02

Step by Step Solution

1. Step 1: Write the proportion equation
   22,411.80 : 30,927.87 = 12,340.02 : x
2. Step 2: Convert to fraction form
   22,411.80/30,927.87 = 12,340.02/x
3. Step 3: Cross multiply
   22,411.80x = 30,927.87 × 12,340.02
4. Step 4: Simplify right side
   22,411.80x = 381,650,395.34
5. Step 5: Solve for x
   x = 381,650,395.34/22,411.80
6. Step 6: Final answer
   x = 17,029.00