Finding the Fourth Proportional to 2,292.72, 3,162.29 and 1,409.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,292.72 : 3,162.29 = 1,409.01 : x
2. Step 2: Convert to fraction form
   2,292.72/3,162.29 = 1,409.01/x
3. Step 3: Cross multiply
   2,292.72x = 3,162.29 × 1,409.01
4. Step 4: Simplify right side
   2,292.72x = 4,455,698.23
5. Step 5: Solve for x
   x = 4,455,698.23/2,292.72
6. Step 6: Final answer
   x = 1,943.41