Finding the Fourth Proportional to 37,783.73, 52,140.71 and 21,867.86

Step by Step Solution

1. Step 1: Write the proportion equation
   37,783.73 : 52,140.71 = 21,867.86 : x
2. Step 2: Convert to fraction form
   37,783.73/52,140.71 = 21,867.86/x
3. Step 3: Cross multiply
   37,783.73x = 52,140.71 × 21,867.86
4. Step 4: Simplify right side
   37,783.73x = 1,140,205,637.24
5. Step 5: Solve for x
   x = 1,140,205,637.24/37,783.73
6. Step 6: Final answer
   x = 30,177.16