Finding the Fourth Proportional to 23,630.62, 35,443.98 and 7,830.49

Step by Step Solution

1. Step 1: Write the proportion equation
   23,630.62 : 35,443.98 = 7,830.49 : x
2. Step 2: Convert to fraction form
   23,630.62/35,443.98 = 7,830.49/x
3. Step 3: Cross multiply
   23,630.62x = 35,443.98 × 7,830.49
4. Step 4: Simplify right side
   23,630.62x = 277,543,708.80
5. Step 5: Solve for x
   x = 277,543,708.80/23,630.62
6. Step 6: Final answer
   x = 11,745.09