Finding the Fourth Proportional to 8,188.32, 12,284.76 and 2,994.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,188.32 : 12,284.76 = 2,994.72 : x
2. Step 2: Convert to fraction form
   8,188.32/12,284.76 = 2,994.72/x
3. Step 3: Cross multiply
   8,188.32x = 12,284.76 × 2,994.72
4. Step 4: Simplify right side
   8,188.32x = 36,789,416.47
5. Step 5: Solve for x
   x = 36,789,416.47/8,188.32
6. Step 6: Final answer
   x = 4,492.91