Finding the Fourth Proportional to 37,863.22, 52,251.61 and 20,868.09

Step by Step Solution

1. Step 1: Write the proportion equation
   37,863.22 : 52,251.61 = 20,868.09 : x
2. Step 2: Convert to fraction form
   37,863.22/52,251.61 = 20,868.09/x
3. Step 3: Cross multiply
   37,863.22x = 52,251.61 × 20,868.09
4. Step 4: Simplify right side
   37,863.22x = 1,090,391,300.12
5. Step 5: Solve for x
   x = 1,090,391,300.12/37,863.22
6. Step 6: Final answer
   x = 28,798.17