Finding the Fourth Proportional to 9,380.05, 14,070.82 and 3,140.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,380.05 : 14,070.82 = 3,140.10 : x
2. Step 2: Convert to fraction form
   9,380.05/14,070.82 = 3,140.10/x
3. Step 3: Cross multiply
   9,380.05x = 14,070.82 × 3,140.10
4. Step 4: Simplify right side
   9,380.05x = 44,183,711.53
5. Step 5: Solve for x
   x = 44,183,711.53/9,380.05
6. Step 6: Final answer
   x = 4,710.39