Finding the Fourth Proportional to 22,156.56, 30,574.84 and 12,595.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,156.56 : 30,574.84 = 12,595.12 : x
2. Step 2: Convert to fraction form
   22,156.56/30,574.84 = 12,595.12/x
3. Step 3: Cross multiply
   22,156.56x = 30,574.84 × 12,595.12
4. Step 4: Simplify right side
   22,156.56x = 385,093,778.78
5. Step 5: Solve for x
   x = 385,093,778.78/22,156.56
6. Step 6: Final answer
   x = 17,380.58