Finding the Fourth Proportional to 12,393.59, 18,575.98 and 4,597.43

Step by Step Solution

1. Step 1: Write the proportion equation
   12,393.59 : 18,575.98 = 4,597.43 : x
2. Step 2: Convert to fraction form
   12,393.59/18,575.98 = 4,597.43/x
3. Step 3: Cross multiply
   12,393.59x = 18,575.98 × 4,597.43
4. Step 4: Simplify right side
   12,393.59x = 85,401,767.73
5. Step 5: Solve for x
   x = 85,401,767.73/12,393.59
6. Step 6: Final answer
   x = 6,890.80