Finding the Fourth Proportional to 37,761.89, 56,648.95 and 12,453.84

Step by Step Solution

1. Step 1: Write the proportion equation
   37,761.89 : 56,648.95 = 12,453.84 : x
2. Step 2: Convert to fraction form
   37,761.89/56,648.95 = 12,453.84/x
3. Step 3: Cross multiply
   37,761.89x = 56,648.95 × 12,453.84
4. Step 4: Simplify right side
   37,761.89x = 705,496,928.33
5. Step 5: Solve for x
   x = 705,496,928.33/37,761.89
6. Step 6: Final answer
   x = 18,682.78