Finding the Fourth Proportional to 37,686.25, 56,535.52 and 12,727.79

Step by Step Solution

1. Step 1: Write the proportion equation
   37,686.25 : 56,535.52 = 12,727.79 : x
2. Step 2: Convert to fraction form
   37,686.25/56,535.52 = 12,727.79/x
3. Step 3: Cross multiply
   37,686.25x = 56,535.52 × 12,727.79
4. Step 4: Simplify right side
   37,686.25x = 719,572,162.46
5. Step 5: Solve for x
   x = 719,572,162.46/37,686.25
6. Step 6: Final answer
   x = 19,093.76