Finding the Fourth Proportional to 37,193.31, 51,326.73 and 20,426.31

Step by Step Solution

1. Step 1: Write the proportion equation
   37,193.31 : 51,326.73 = 20,426.31 : x
2. Step 2: Convert to fraction form
   37,193.31/51,326.73 = 20,426.31/x
3. Step 3: Cross multiply
   37,193.31x = 51,326.73 × 20,426.31
4. Step 4: Simplify right side
   37,193.31x = 1,048,415,698.27
5. Step 5: Solve for x
   x = 1,048,415,698.27/37,193.31
6. Step 6: Final answer
   x = 28,188.29