Finding the Fourth Proportional to 12,618.59, 18,924.69 and 3,732.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,618.59 : 18,924.69 = 3,732.18 : x
2. Step 2: Convert to fraction form
   12,618.59/18,924.69 = 3,732.18/x
3. Step 3: Cross multiply
   12,618.59x = 18,924.69 × 3,732.18
4. Step 4: Simplify right side
   12,618.59x = 70,630,271.56
5. Step 5: Solve for x
   x = 70,630,271.56/12,618.59
6. Step 6: Final answer
   x = 5,597.32