Finding the Fourth Proportional to 8,925.68, 12,317.40 and 4,946.79

Step by Step Solution

1. Step 1: Write the proportion equation
   8,925.68 : 12,317.40 = 4,946.79 : x
2. Step 2: Convert to fraction form
   8,925.68/12,317.40 = 4,946.79/x
3. Step 3: Cross multiply
   8,925.68x = 12,317.40 × 4,946.79
4. Step 4: Simplify right side
   8,925.68x = 60,931,591.15
5. Step 5: Solve for x
   x = 60,931,591.15/8,925.68
6. Step 6: Final answer
   x = 6,826.55