Finding the Fourth Proportional to 2,573.66, 3,861.84 and 1,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573.66 : 3,861.84 = 1,404.50 : x
2. Step 2: Convert to fraction form
   2,573.66/3,861.84 = 1,404.50/x
3. Step 3: Cross multiply
   2,573.66x = 3,861.84 × 1,404.50
4. Step 4: Simplify right side
   2,573.66x = 5,423,954.28
5. Step 5: Solve for x
   x = 5,423,954.28/2,573.66
6. Step 6: Final answer
   x = 2,107.49