Finding the Fourth Proportional to 8,612.82, 12,919.57 and 2,373.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,612.82 : 12,919.57 = 2,373.32 : x
2. Step 2: Convert to fraction form
   8,612.82/12,919.57 = 2,373.32/x
3. Step 3: Cross multiply
   8,612.82x = 12,919.57 × 2,373.32
4. Step 4: Simplify right side
   8,612.82x = 30,662,300.24
5. Step 5: Solve for x
   x = 30,662,300.24/8,612.82
6. Step 6: Final answer
   x = 3,560.08