Finding the Fourth Proportional to 2,932.69, 4,400.76 and 1,085.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,932.69 : 4,400.76 = 1,085.10 : x
2. Step 2: Convert to fraction form
   2,932.69/4,400.76 = 1,085.10/x
3. Step 3: Cross multiply
   2,932.69x = 4,400.76 × 1,085.10
4. Step 4: Simplify right side
   2,932.69x = 4,775,264.68
5. Step 5: Solve for x
   x = 4,775,264.68/2,932.69
6. Step 6: Final answer
   x = 1,628.29