Finding the Fourth Proportional to 37,854.95, 52,239.83 and 21,948.62

Step by Step Solution

1. Step 1: Write the proportion equation
   37,854.95 : 52,239.83 = 21,948.62 : x
2. Step 2: Convert to fraction form
   37,854.95/52,239.83 = 21,948.62/x
3. Step 3: Cross multiply
   37,854.95x = 52,239.83 × 21,948.62
4. Step 4: Simplify right side
   37,854.95x = 1,146,591,806.59
5. Step 5: Solve for x
   x = 1,146,591,806.59/37,854.95
6. Step 6: Final answer
   x = 30,289.09