Finding the Fourth Proportional to 10,998.12, 15,177.24 and 5,962.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,998.12 : 15,177.24 = 5,962.25 : x
2. Step 2: Convert to fraction form
   10,998.12/15,177.24 = 5,962.25/x
3. Step 3: Cross multiply
   10,998.12x = 15,177.24 × 5,962.25
4. Step 4: Simplify right side
   10,998.12x = 90,490,499.19
5. Step 5: Solve for x
   x = 90,490,499.19/10,998.12
6. Step 6: Final answer
   x = 8,227.82