Finding the Fourth Proportional to 2,452.86, 3,384.81 and 1,404.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,452.86 : 3,384.81 = 1,404.99 : x
2. Step 2: Convert to fraction form
   2,452.86/3,384.81 = 1,404.99/x
3. Step 3: Cross multiply
   2,452.86x = 3,384.81 × 1,404.99
4. Step 4: Simplify right side
   2,452.86x = 4,755,624.20
5. Step 5: Solve for x
   x = 4,755,624.20/2,452.86
6. Step 6: Final answer
   x = 1,938.81