Finding the Fourth Proportional to 3,753.48, 5,629.72 and 979.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,753.48 : 5,629.72 = 979.93 : x
2. Step 2: Convert to fraction form
   3,753.48/5,629.72 = 979.93/x
3. Step 3: Cross multiply
   3,753.48x = 5,629.72 × 979.93
4. Step 4: Simplify right side
   3,753.48x = 5,516,737.94
5. Step 5: Solve for x
   x = 5,516,737.94/3,753.48
6. Step 6: Final answer
   x = 1,469.76