Finding the Fourth Proportional to 8,994.43, 12,411.86 and 4,961.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,994.43 : 12,411.86 = 4,961.96 : x
2. Step 2: Convert to fraction form
   8,994.43/12,411.86 = 4,961.96/x
3. Step 3: Cross multiply
   8,994.43x = 12,411.86 × 4,961.96
4. Step 4: Simplify right side
   8,994.43x = 61,587,152.85
5. Step 5: Solve for x
   x = 61,587,152.85/8,994.43
6. Step 6: Final answer
   x = 6,847.25