Finding the Fourth Proportional to 37,845.88, 52,227.30 and 21,078.88

Step by Step Solution

1. Step 1: Write the proportion equation
   37,845.88 : 52,227.30 = 21,078.88 : x
2. Step 2: Convert to fraction form
   37,845.88/52,227.30 = 21,078.88/x
3. Step 3: Cross multiply
   37,845.88x = 52,227.30 × 21,078.88
4. Step 4: Simplify right side
   37,845.88x = 1,100,892,989.42
5. Step 5: Solve for x
   x = 1,100,892,989.42/37,845.88
6. Step 6: Final answer
   x = 29,088.85