Finding the Fourth Proportional to 22,093.77, 30,490.52 and 12,662.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,093.77 : 30,490.52 = 12,662.31 : x
2. Step 2: Convert to fraction form
   22,093.77/30,490.52 = 12,662.31/x
3. Step 3: Cross multiply
   22,093.77x = 30,490.52 × 12,662.31
4. Step 4: Simplify right side
   22,093.77x = 386,080,352.99
5. Step 5: Solve for x
   x = 386,080,352.99/22,093.77
6. Step 6: Final answer
   x = 17,474.63