Finding the Fourth Proportional to 2,080.46, 3,117.72 and 1,202.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.46 : 3,117.72 = 1,202.96 : x
2. Step 2: Convert to fraction form
   2,080.46/3,117.72 = 1,202.96/x
3. Step 3: Cross multiply
   2,080.46x = 3,117.72 × 1,202.96
4. Step 4: Simplify right side
   2,080.46x = 3,750,492.45
5. Step 5: Solve for x
   x = 3,750,492.45/2,080.46
6. Step 6: Final answer
   x = 1,802.72