Finding the Fourth Proportional to 1,933.07, 2,898.69 and 699.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.07 : 2,898.69 = 699.61 : x
2. Step 2: Convert to fraction form
   1,933.07/2,898.69 = 699.61/x
3. Step 3: Cross multiply
   1,933.07x = 2,898.69 × 699.61
4. Step 4: Simplify right side
   1,933.07x = 2,027,956.23
5. Step 5: Solve for x
   x = 2,027,956.23/1,933.07
6. Step 6: Final answer
   x = 1,049.09