Finding the Fourth Proportional to 37,727.91, 56,556.69 and 12,750.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,727.91 : 56,556.69 = 12,750.50 : x
2. Step 2: Convert to fraction form
   37,727.91/56,556.69 = 12,750.50/x
3. Step 3: Cross multiply
   37,727.91x = 56,556.69 × 12,750.50
4. Step 4: Simplify right side
   37,727.91x = 721,126,075.85
5. Step 5: Solve for x
   x = 721,126,075.85/37,727.91
6. Step 6: Final answer
   x = 19,113.86