Finding the Fourth Proportional to 37,453.56, 56,166.03 and 12,488.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,453.56 : 56,166.03 = 12,488.82 : x
2. Step 2: Convert to fraction form
   37,453.56/56,166.03 = 12,488.82/x
3. Step 3: Cross multiply
   37,453.56x = 56,166.03 × 12,488.82
4. Step 4: Simplify right side
   37,453.56x = 701,447,438.78
5. Step 5: Solve for x
   x = 701,447,438.78/37,453.56
6. Step 6: Final answer
   x = 18,728.46