Finding the Fourth Proportional to 1,932.39, 2,898.72 and 699.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,932.39 : 2,898.72 = 699.30 : x
2. Step 2: Convert to fraction form
   1,932.39/2,898.72 = 699.30/x
3. Step 3: Cross multiply
   1,932.39x = 2,898.72 × 699.30
4. Step 4: Simplify right side
   1,932.39x = 2,027,074.90
5. Step 5: Solve for x
   x = 2,027,074.90/1,932.39
6. Step 6: Final answer
   x = 1,049.00