Finding the Fourth Proportional to 2,523.72, 3,482.70 and 1,404.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523.72 : 3,482.70 = 1,404.63 : x
2. Step 2: Convert to fraction form
   2,523.72/3,482.70 = 1,404.63/x
3. Step 3: Cross multiply
   2,523.72x = 3,482.70 × 1,404.63
4. Step 4: Simplify right side
   2,523.72x = 4,891,880.46
5. Step 5: Solve for x
   x = 4,891,880.46/2,523.72
6. Step 6: Final answer
   x = 1,938.36