Finding the Fourth Proportional to 37,977.48, 56,949.82 and 13,019.96

Step by Step Solution

1. Step 1: Write the proportion equation
   37,977.48 : 56,949.82 = 13,019.96 : x
2. Step 2: Convert to fraction form
   37,977.48/56,949.82 = 13,019.96/x
3. Step 3: Cross multiply
   37,977.48x = 56,949.82 × 13,019.96
4. Step 4: Simplify right side
   37,977.48x = 741,484,488.23
5. Step 5: Solve for x
   x = 741,484,488.23/37,977.48
6. Step 6: Final answer
   x = 19,524.32