Finding the Fourth Proportional to 2,412.72, 3,322.80 and 2,080.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,412.72 : 3,322.80 = 2,080.98 : x
2. Step 2: Convert to fraction form
   2,412.72/3,322.80 = 2,080.98/x
3. Step 3: Cross multiply
   2,412.72x = 3,322.80 × 2,080.98
4. Step 4: Simplify right side
   2,412.72x = 6,914,680.34
5. Step 5: Solve for x
   x = 6,914,680.34/2,412.72
6. Step 6: Final answer
   x = 2,865.93