Finding the Fourth Proportional to 7,721.02, 10,654.72 and 4,363.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,721.02 : 10,654.72 = 4,363.76 : x
2. Step 2: Convert to fraction form
   7,721.02/10,654.72 = 4,363.76/x
3. Step 3: Cross multiply
   7,721.02x = 10,654.72 × 4,363.76
4. Step 4: Simplify right side
   7,721.02x = 46,494,640.95
5. Step 5: Solve for x
   x = 46,494,640.95/7,721.02
6. Step 6: Final answer
   x = 6,021.83