Finding the Fourth Proportional to 37,404, 51,617.52 and 20,637

Step by Step Solution

1. Step 1: Write the proportion equation
   37,404 : 51,617.52 = 20,637 : x
2. Step 2: Convert to fraction form
   37,404/51,617.52 = 20,637/x
3. Step 3: Cross multiply
   37,404x = 51,617.52 × 20,637
4. Step 4: Simplify right side
   37,404x = 1,065,230,760.24
5. Step 5: Solve for x
   x = 1,065,230,760.24/37,404
6. Step 6: Final answer
   x = 28,479.06