Finding the Fourth Proportional to 10,787, 16,181.52 and 3,768.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,787 : 16,181.52 = 3,768.28 : x
2. Step 2: Convert to fraction form
   10,787/16,181.52 = 3,768.28/x
3. Step 3: Cross multiply
   10,787x = 16,181.52 × 3,768.28
4. Step 4: Simplify right side
   10,787x = 60,976,498.19
5. Step 5: Solve for x
   x = 60,976,498.19/10,787
6. Step 6: Final answer
   x = 5,652.78