Finding the Fourth Proportional to 10,380.05, 15,569.98 and 2,984.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,380.05 : 15,569.98 = 2,984.48 : x
2. Step 2: Convert to fraction form
   10,380.05/15,569.98 = 2,984.48/x
3. Step 3: Cross multiply
   10,380.05x = 15,569.98 × 2,984.48
4. Step 4: Simplify right side
   10,380.05x = 46,468,208.60
5. Step 5: Solve for x
   x = 46,468,208.60/10,380.05
6. Step 6: Final answer
   x = 4,476.69