Finding the Fourth Proportional to 1,784.46, 2,462.18 and 998.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784.46 : 2,462.18 = 998.34 : x
2. Step 2: Convert to fraction form
   1,784.46/2,462.18 = 998.34/x
3. Step 3: Cross multiply
   1,784.46x = 2,462.18 × 998.34
4. Step 4: Simplify right side
   1,784.46x = 2,458,092.78
5. Step 5: Solve for x
   x = 2,458,092.78/1,784.46
6. Step 6: Final answer
   x = 1,377.50