Finding the Fourth Proportional to 1,104.02, 1,656.82 and 830.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.02 : 1,656.82 = 830.84 : x
2. Step 2: Convert to fraction form
   1,104.02/1,656.82 = 830.84/x
3. Step 3: Cross multiply
   1,104.02x = 1,656.82 × 830.84
4. Step 4: Simplify right side
   1,104.02x = 1,376,552.33
5. Step 5: Solve for x
   x = 1,376,552.33/1,104.02
6. Step 6: Final answer
   x = 1,246.85