Finding the Fourth Proportional to 22,375.44, 30,870.72 and 12,937.32

Step by Step Solution

1. Step 1: Write the proportion equation
   22,375.44 : 30,870.72 = 12,937.32 : x
2. Step 2: Convert to fraction form
   22,375.44/30,870.72 = 12,937.32/x
3. Step 3: Cross multiply
   22,375.44x = 30,870.72 × 12,937.32
4. Step 4: Simplify right side
   22,375.44x = 399,384,383.27
5. Step 5: Solve for x
   x = 399,384,383.27/22,375.44
6. Step 6: Final answer
   x = 17,849.23