Finding the Fourth Proportional to 12,401.23, 18,603.69 and 4,504.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,401.23 : 18,603.69 = 4,504.30 : x
2. Step 2: Convert to fraction form
   12,401.23/18,603.69 = 4,504.30/x
3. Step 3: Cross multiply
   12,401.23x = 18,603.69 × 4,504.30
4. Step 4: Simplify right side
   12,401.23x = 83,796,600.87
5. Step 5: Solve for x
   x = 83,796,600.87/12,401.23
6. Step 6: Final answer
   x = 6,757.12