Finding the Fourth Proportional to 3,762.38, 5,188.70 and 2,434.70

Step by Step Solution

1. Step 1: Write the proportion equation
   3,762.38 : 5,188.70 = 2,434.70 : x
2. Step 2: Convert to fraction form
   3,762.38/5,188.70 = 2,434.70/x
3. Step 3: Cross multiply
   3,762.38x = 5,188.70 × 2,434.70
4. Step 4: Simplify right side
   3,762.38x = 12,632,927.89
5. Step 5: Solve for x
   x = 12,632,927.89/3,762.38
6. Step 6: Final answer
   x = 3,357.70