Finding the Fourth Proportional to 10,200.52, 15,297.82 and 2,805.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,200.52 : 15,297.82 = 2,805.22 : x
2. Step 2: Convert to fraction form
   10,200.52/15,297.82 = 2,805.22/x
3. Step 3: Cross multiply
   10,200.52x = 15,297.82 × 2,805.22
4. Step 4: Simplify right side
   10,200.52x = 42,913,750.62
5. Step 5: Solve for x
   x = 42,913,750.62/10,200.52
6. Step 6: Final answer
   x = 4,207.02