Finding the Fourth Proportional to 2,454.81, 3,386.93 and 1,523.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,454.81 : 3,386.93 = 1,523.31 : x
2. Step 2: Convert to fraction form
   2,454.81/3,386.93 = 1,523.31/x
3. Step 3: Cross multiply
   2,454.81x = 3,386.93 × 1,523.31
4. Step 4: Simplify right side
   2,454.81x = 5,159,336.72
5. Step 5: Solve for x
   x = 5,159,336.72/2,454.81
6. Step 6: Final answer
   x = 2,101.73