Finding the Fourth Proportional to 22,089.38, 30,483.34 and 12,663.41

Step by Step Solution

1. Step 1: Write the proportion equation
   22,089.38 : 30,483.34 = 12,663.41 : x
2. Step 2: Convert to fraction form
   22,089.38/30,483.34 = 12,663.41/x
3. Step 3: Cross multiply
   22,089.38x = 30,483.34 × 12,663.41
4. Step 4: Simplify right side
   22,089.38x = 386,022,848.51
5. Step 5: Solve for x
   x = 386,022,848.51/22,089.38
6. Step 6: Final answer
   x = 17,475.50