Finding the Fourth Proportional to 37,847.50, 52,229.55 and 21,080.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,847.50 : 52,229.55 = 21,080.50 : x
2. Step 2: Convert to fraction form
   37,847.50/52,229.55 = 21,080.50/x
3. Step 3: Cross multiply
   37,847.50x = 52,229.55 × 21,080.50
4. Step 4: Simplify right side
   37,847.50x = 1,101,025,028.78
5. Step 5: Solve for x
   x = 1,101,025,028.78/37,847.50
6. Step 6: Final answer
   x = 29,091.09