Finding the Fourth Proportional to 10,372.85, 14,294.07 and 7,380.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,372.85 : 14,294.07 = 7,380.30 : x
2. Step 2: Convert to fraction form
   10,372.85/14,294.07 = 7,380.30/x
3. Step 3: Cross multiply
   10,372.85x = 14,294.07 × 7,380.30
4. Step 4: Simplify right side
   10,372.85x = 105,494,524.82
5. Step 5: Solve for x
   x = 105,494,524.82/10,372.85
6. Step 6: Final answer
   x = 10,170.25