Finding the Fourth Proportional to 2,465.39, 3,403.15 and 1,521.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,465.39 : 3,403.15 = 1,521.34 : x
2. Step 2: Convert to fraction form
   2,465.39/3,403.15 = 1,521.34/x
3. Step 3: Cross multiply
   2,465.39x = 3,403.15 × 1,521.34
4. Step 4: Simplify right side
   2,465.39x = 5,177,335.91
5. Step 5: Solve for x
   x = 5,177,335.91/2,465.39
6. Step 6: Final answer
   x = 2,100.00