Finding the Fourth Proportional to 1,795.28, 2,477.50 and 1,009.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,795.28 : 2,477.50 = 1,009.31 : x
2. Step 2: Convert to fraction form
   1,795.28/2,477.50 = 1,009.31/x
3. Step 3: Cross multiply
   1,795.28x = 2,477.50 × 1,009.31
4. Step 4: Simplify right side
   1,795.28x = 2,500,569.20
5. Step 5: Solve for x
   x = 2,500,569.20/1,795.28
6. Step 6: Final answer
   x = 1,392.86