Finding the Fourth Proportional to 2,390.06, 3,298.32 and 1,342.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390.06 : 3,298.32 = 1,342.13 : x
2. Step 2: Convert to fraction form
   2,390.06/3,298.32 = 1,342.13/x
3. Step 3: Cross multiply
   2,390.06x = 3,298.32 × 1,342.13
4. Step 4: Simplify right side
   2,390.06x = 4,426,757.73
5. Step 5: Solve for x
   x = 4,426,757.73/2,390.06
6. Step 6: Final answer
   x = 1,852.15