Finding the Fourth Proportional to 37,867.97, 52,258.01 and 21,961.86

Step by Step Solution

1. Step 1: Write the proportion equation
   37,867.97 : 52,258.01 = 21,961.86 : x
2. Step 2: Convert to fraction form
   37,867.97/52,258.01 = 21,961.86/x
3. Step 3: Cross multiply
   37,867.97x = 52,258.01 × 21,961.86
4. Step 4: Simplify right side
   37,867.97x = 1,147,682,989.69
5. Step 5: Solve for x
   x = 1,147,682,989.69/37,867.97
6. Step 6: Final answer
   x = 30,307.49