Finding the Fourth Proportional to 1,493.60, 2,241.72 and 800.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.60 : 2,241.72 = 800.84 : x
2. Step 2: Convert to fraction form
   1,493.60/2,241.72 = 800.84/x
3. Step 3: Cross multiply
   1,493.60x = 2,241.72 × 800.84
4. Step 4: Simplify right side
   1,493.60x = 1,795,259.04
5. Step 5: Solve for x
   x = 1,795,259.04/1,493.60
6. Step 6: Final answer
   x = 1,201.97