Finding the Fourth Proportional to 10,998.96, 16,499.52 and 4,760.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,998.96 : 16,499.52 = 4,760.88 : x
2. Step 2: Convert to fraction form
   10,998.96/16,499.52 = 4,760.88/x
3. Step 3: Cross multiply
   10,998.96x = 16,499.52 × 4,760.88
4. Step 4: Simplify right side
   10,998.96x = 78,552,234.78
5. Step 5: Solve for x
   x = 78,552,234.78/10,998.96
6. Step 6: Final answer
   x = 7,141.79