Finding the Fourth Proportional to 2,404.80, 3,316.86 and 1,742.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.80 : 3,316.86 = 1,742.76 : x
2. Step 2: Convert to fraction form
   2,404.80/3,316.86 = 1,742.76/x
3. Step 3: Cross multiply
   2,404.80x = 3,316.86 × 1,742.76
4. Step 4: Simplify right side
   2,404.80x = 5,780,490.93
5. Step 5: Solve for x
   x = 5,780,490.93/2,404.80
6. Step 6: Final answer
   x = 2,403.73