Finding the Fourth Proportional to 8,930.16, 12,323.46 and 4,950.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,930.16 : 12,323.46 = 4,950.72 : x
2. Step 2: Convert to fraction form
   8,930.16/12,323.46 = 4,950.72/x
3. Step 3: Cross multiply
   8,930.16x = 12,323.46 × 4,950.72
4. Step 4: Simplify right side
   8,930.16x = 61,009,999.89
5. Step 5: Solve for x
   x = 61,009,999.89/8,930.16
6. Step 6: Final answer
   x = 6,831.90