Finding the Fourth Proportional to 12,506.69, 18,757.25 and 3,740.47

Step by Step Solution

1. Step 1: Write the proportion equation
   12,506.69 : 18,757.25 = 3,740.47 : x
2. Step 2: Convert to fraction form
   12,506.69/18,757.25 = 3,740.47/x
3. Step 3: Cross multiply
   12,506.69x = 18,757.25 × 3,740.47
4. Step 4: Simplify right side
   12,506.69x = 70,160,818.42
5. Step 5: Solve for x
   x = 70,160,818.42/12,506.69
6. Step 6: Final answer
   x = 5,609.86