Finding the Fourth Proportional to 37,400.48, 56,061.33 and 12,433.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,400.48 : 56,061.33 = 12,433.82 : x
2. Step 2: Convert to fraction form
   37,400.48/56,061.33 = 12,433.82/x
3. Step 3: Cross multiply
   37,400.48x = 56,061.33 × 12,433.82
4. Step 4: Simplify right side
   37,400.48x = 697,056,205.87
5. Step 5: Solve for x
   x = 697,056,205.87/37,400.48
6. Step 6: Final answer
   x = 18,637.63