Finding the Fourth Proportional to 2,452.76, 3,384.96 and 1,404.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,452.76 : 3,384.96 = 1,404.80 : x
2. Step 2: Convert to fraction form
   2,452.76/3,384.96 = 1,404.80/x
3. Step 3: Cross multiply
   2,452.76x = 3,384.96 × 1,404.80
4. Step 4: Simplify right side
   2,452.76x = 4,755,191.81
5. Step 5: Solve for x
   x = 4,755,191.81/2,452.76
6. Step 6: Final answer
   x = 1,938.71