Finding the Fourth Proportional to 739,300.49, 1,109,018.33 and 206,819.94

Step by Step Solution

1. Step 1: Write the proportion equation
   739,300.49 : 1,109,018.33 = 206,819.94 : x
2. Step 2: Convert to fraction form
   739,300.49/1,109,018.33 = 206,819.94/x
3. Step 3: Cross multiply
   739,300.49x = 1,109,018.33 × 206,819.94
4. Step 4: Simplify right side
   739,300.49x = 229,367,103,435.40
5. Step 5: Solve for x
   x = 229,367,103,435.40/739,300.49
6. Step 6: Final answer
   x = 310,248.82