Finding the Fourth Proportional to 8,499.64, 12,746.31 and 2,951.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,499.64 : 12,746.31 = 2,951.50 : x
2. Step 2: Convert to fraction form
   8,499.64/12,746.31 = 2,951.50/x
3. Step 3: Cross multiply
   8,499.64x = 12,746.31 × 2,951.50
4. Step 4: Simplify right side
   8,499.64x = 37,620,733.97
5. Step 5: Solve for x
   x = 37,620,733.97/8,499.64
6. Step 6: Final answer
   x = 4,426.16