Finding the Fourth Proportional to 8,913.24, 12,300.96 and 4,934.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,913.24 : 12,300.96 = 4,934.72 : x
2. Step 2: Convert to fraction form
   8,913.24/12,300.96 = 4,934.72/x
3. Step 3: Cross multiply
   8,913.24x = 12,300.96 × 4,934.72
4. Step 4: Simplify right side
   8,913.24x = 60,701,842.59
5. Step 5: Solve for x
   x = 60,701,842.59/8,913.24
6. Step 6: Final answer
   x = 6,810.30