Finding the Fourth Proportional to 10,640.01, 14,683.94 and 7,048.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,640.01 : 14,683.94 = 7,048.77 : x
2. Step 2: Convert to fraction form
   10,640.01/14,683.94 = 7,048.77/x
3. Step 3: Cross multiply
   10,640.01x = 14,683.94 × 7,048.77
4. Step 4: Simplify right side
   10,640.01x = 103,503,715.75
5. Step 5: Solve for x
   x = 103,503,715.75/10,640.01
6. Step 6: Final answer
   x = 9,727.78