Finding the Fourth Proportional to 8,493.76, 12,736.37 and 2,945.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,493.76 : 12,736.37 = 2,945.62 : x
2. Step 2: Convert to fraction form
   8,493.76/12,736.37 = 2,945.62/x
3. Step 3: Cross multiply
   8,493.76x = 12,736.37 × 2,945.62
4. Step 4: Simplify right side
   8,493.76x = 37,516,451.63
5. Step 5: Solve for x
   x = 37,516,451.63/8,493.76
6. Step 6: Final answer
   x = 4,416.94