Finding the Fourth Proportional to 10,768.72, 16,148.98 and 7,069.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,768.72 : 16,148.98 = 7,069.96 : x
2. Step 2: Convert to fraction form
   10,768.72/16,148.98 = 7,069.96/x
3. Step 3: Cross multiply
   10,768.72x = 16,148.98 × 7,069.96
4. Step 4: Simplify right side
   10,768.72x = 114,172,642.64
5. Step 5: Solve for x
   x = 114,172,642.64/10,768.72
6. Step 6: Final answer
   x = 10,602.25