Finding the Fourth Proportional to 37,443.31, 56,137.21 and 17,698.79

Step by Step Solution

1. Step 1: Write the proportion equation
   37,443.31 : 56,137.21 = 17,698.79 : x
2. Step 2: Convert to fraction form
   37,443.31/56,137.21 = 17,698.79/x
3. Step 3: Cross multiply
   37,443.31x = 56,137.21 × 17,698.79
4. Step 4: Simplify right side
   37,443.31x = 993,560,690.98
5. Step 5: Solve for x
   x = 993,560,690.98/37,443.31
6. Step 6: Final answer
   x = 26,535.07