Finding the Fourth Proportional to 2,079.31, 2,869.90 and 1,322.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.31 : 2,869.90 = 1,322.93 : x
2. Step 2: Convert to fraction form
   2,079.31/2,869.90 = 1,322.93/x
3. Step 3: Cross multiply
   2,079.31x = 2,869.90 × 1,322.93
4. Step 4: Simplify right side
   2,079.31x = 3,796,686.26
5. Step 5: Solve for x
   x = 3,796,686.26/2,079.31
6. Step 6: Final answer
   x = 1,825.94