Finding the Fourth Proportional to 37,572.71, 56,362.83 and 13,886.48

Step by Step Solution

1. Step 1: Write the proportion equation
   37,572.71 : 56,362.83 = 13,886.48 : x
2. Step 2: Convert to fraction form
   37,572.71/56,362.83 = 13,886.48/x
3. Step 3: Cross multiply
   37,572.71x = 56,362.83 × 13,886.48
4. Step 4: Simplify right side
   37,572.71x = 782,681,311.54
5. Step 5: Solve for x
   x = 782,681,311.54/37,572.71
6. Step 6: Final answer
   x = 20,831.11