Finding the Fourth Proportional to 2,131.64, 3,192.79 and 1,033.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131.64 : 3,192.79 = 1,033.70 : x
2. Step 2: Convert to fraction form
   2,131.64/3,192.79 = 1,033.70/x
3. Step 3: Cross multiply
   2,131.64x = 3,192.79 × 1,033.70
4. Step 4: Simplify right side
   2,131.64x = 3,300,386.79
5. Step 5: Solve for x
   x = 3,300,386.79/2,131.64
6. Step 6: Final answer
   x = 1,548.28