Finding the Fourth Proportional to 37,727.57, 56,556.18 and 12,750.15

Step by Step Solution

1. Step 1: Write the proportion equation
   37,727.57 : 56,556.18 = 12,750.15 : x
2. Step 2: Convert to fraction form
   37,727.57/56,556.18 = 12,750.15/x
3. Step 3: Cross multiply
   37,727.57x = 56,556.18 × 12,750.15
4. Step 4: Simplify right side
   37,727.57x = 721,099,778.43
5. Step 5: Solve for x
   x = 721,099,778.43/37,727.57
6. Step 6: Final answer
   x = 19,113.34