Finding the Fourth Proportional to 9,999.24, 14,998.83 and 5,554.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,999.24 : 14,998.83 = 5,554.82 : x
2. Step 2: Convert to fraction form
   9,999.24/14,998.83 = 5,554.82/x
3. Step 3: Cross multiply
   9,999.24x = 14,998.83 × 5,554.82
4. Step 4: Simplify right side
   9,999.24x = 83,315,800.86
5. Step 5: Solve for x
   x = 83,315,800.86/9,999.24
6. Step 6: Final answer
   x = 8,332.21