Finding the Fourth Proportional to 2,470.56, 3,409.42 and 1,351.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,470.56 : 3,409.42 = 1,351.54 : x
2. Step 2: Convert to fraction form
   2,470.56/3,409.42 = 1,351.54/x
3. Step 3: Cross multiply
   2,470.56x = 3,409.42 × 1,351.54
4. Step 4: Simplify right side
   2,470.56x = 4,607,967.51
5. Step 5: Solve for x
   x = 4,607,967.51/2,470.56
6. Step 6: Final answer
   x = 1,865.15