Finding the Fourth Proportional to 37,716.98, 56,582.72 and 12,761.03

Step by Step Solution

1. Step 1: Write the proportion equation
   37,716.98 : 56,582.72 = 12,761.03 : x
2. Step 2: Convert to fraction form
   37,716.98/56,582.72 = 12,761.03/x
3. Step 3: Cross multiply
   37,716.98x = 56,582.72 × 12,761.03
4. Step 4: Simplify right side
   37,716.98x = 722,053,440.68
5. Step 5: Solve for x
   x = 722,053,440.68/37,716.98
6. Step 6: Final answer
   x = 19,143.99