Finding the Fourth Proportional to 22,156.96, 30,582.42 and 12,602.44

Step by Step Solution

1. Step 1: Write the proportion equation
   22,156.96 : 30,582.42 = 12,602.44 : x
2. Step 2: Convert to fraction form
   22,156.96/30,582.42 = 12,602.44/x
3. Step 3: Cross multiply
   22,156.96x = 30,582.42 × 12,602.44
4. Step 4: Simplify right side
   22,156.96x = 385,413,113.10
5. Step 5: Solve for x
   x = 385,413,113.10/22,156.96
6. Step 6: Final answer
   x = 17,394.67