Finding the Fourth Proportional to 2,524.35, 3,483.64 and 1,405.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,524.35 : 3,483.64 = 1,405.30 : x
2. Step 2: Convert to fraction form
   2,524.35/3,483.64 = 1,405.30/x
3. Step 3: Cross multiply
   2,524.35x = 3,483.64 × 1,405.30
4. Step 4: Simplify right side
   2,524.35x = 4,895,559.29
5. Step 5: Solve for x
   x = 4,895,559.29/2,524.35
6. Step 6: Final answer
   x = 1,939.33