Finding the Fourth Proportional to 2,110.50, 3,165.61 and 1,011.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,110.50 : 3,165.61 = 1,011.52 : x
2. Step 2: Convert to fraction form
   2,110.50/3,165.61 = 1,011.52/x
3. Step 3: Cross multiply
   2,110.50x = 3,165.61 × 1,011.52
4. Step 4: Simplify right side
   2,110.50x = 3,202,077.83
5. Step 5: Solve for x
   x = 3,202,077.83/2,110.50
6. Step 6: Final answer
   x = 1,517.21