Finding the Fourth Proportional to 10,788.78, 16,182.69 and 2,997.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,788.78 : 16,182.69 = 2,997.42 : x
2. Step 2: Convert to fraction form
   10,788.78/16,182.69 = 2,997.42/x
3. Step 3: Cross multiply
   10,788.78x = 16,182.69 × 2,997.42
4. Step 4: Simplify right side
   10,788.78x = 48,506,318.66
5. Step 5: Solve for x
   x = 48,506,318.66/10,788.78
6. Step 6: Final answer
   x = 4,496.00