Finding the Fourth Proportional to 37,389.42, 51,596.58 and 20,622.42

Step by Step Solution

1. Step 1: Write the proportion equation
   37,389.42 : 51,596.58 = 20,622.42 : x
2. Step 2: Convert to fraction form
   37,389.42/51,596.58 = 20,622.42/x
3. Step 3: Cross multiply
   37,389.42x = 51,596.58 × 20,622.42
4. Step 4: Simplify right side
   37,389.42x = 1,064,046,343.32
5. Step 5: Solve for x
   x = 1,064,046,343.32/37,389.42
6. Step 6: Final answer
   x = 28,458.49