Finding the Fourth Proportional to 37,722.31, 56,544.01 and 12,753.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,722.31 : 56,544.01 = 12,753.82 : x
2. Step 2: Convert to fraction form
   37,722.31/56,544.01 = 12,753.82/x
3. Step 3: Cross multiply
   37,722.31x = 56,544.01 × 12,753.82
4. Step 4: Simplify right side
   37,722.31x = 721,152,164.41
5. Step 5: Solve for x
   x = 721,152,164.41/37,722.31
6. Step 6: Final answer
   x = 19,117.39