Finding the Fourth Proportional to 2,470.46, 3,704.58 and 930.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,470.46 : 3,704.58 = 930.38 : x
2. Step 2: Convert to fraction form
   2,470.46/3,704.58 = 930.38/x
3. Step 3: Cross multiply
   2,470.46x = 3,704.58 × 930.38
4. Step 4: Simplify right side
   2,470.46x = 3,446,667.14
5. Step 5: Solve for x
   x = 3,446,667.14/2,470.46
6. Step 6: Final answer
   x = 1,395.15