Finding the Fourth Proportional to 2,402.82, 3,316.19 and 1,354.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.82 : 3,316.19 = 1,354.88 : x
2. Step 2: Convert to fraction form
   2,402.82/3,316.19 = 1,354.88/x
3. Step 3: Cross multiply
   2,402.82x = 3,316.19 × 1,354.88
4. Step 4: Simplify right side
   2,402.82x = 4,493,016.15
5. Step 5: Solve for x
   x = 4,493,016.15/2,402.82
6. Step 6: Final answer
   x = 1,869.89