Finding the Fourth Proportional to 10,373.78, 14,315.83 and 5,658.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,373.78 : 14,315.83 = 5,658.07 : x
2. Step 2: Convert to fraction form
   10,373.78/14,315.83 = 5,658.07/x
3. Step 3: Cross multiply
   10,373.78x = 14,315.83 × 5,658.07
4. Step 4: Simplify right side
   10,373.78x = 80,999,912.61
5. Step 5: Solve for x
   x = 80,999,912.61/10,373.78
6. Step 6: Final answer
   x = 7,808.14