Finding the Fourth Proportional to 1,300.31, 1,795.79 and 1,122.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.31 : 1,795.79 = 1,122.92 : x
2. Step 2: Convert to fraction form
   1,300.31/1,795.79 = 1,122.92/x
3. Step 3: Cross multiply
   1,300.31x = 1,795.79 × 1,122.92
4. Step 4: Simplify right side
   1,300.31x = 2,016,528.51
5. Step 5: Solve for x
   x = 2,016,528.51/1,300.31
6. Step 6: Final answer
   x = 1,550.81