Finding the Fourth Proportional to 2,524.72, 3,484.07 and 1,405.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,524.72 : 3,484.07 = 1,405.63 : x
2. Step 2: Convert to fraction form
   2,524.72/3,484.07 = 1,405.63/x
3. Step 3: Cross multiply
   2,524.72x = 3,484.07 × 1,405.63
4. Step 4: Simplify right side
   2,524.72x = 4,897,313.31
5. Step 5: Solve for x
   x = 4,897,313.31/2,524.72
6. Step 6: Final answer
   x = 1,939.75