Finding the Fourth Proportional to 450,851, 622,193.82 and 249,647

Step by Step Solution

1. Step 1: Write the proportion equation
   450,851 : 622,193.82 = 249,647 : x
2. Step 2: Convert to fraction form
   450,851/622,193.82 = 249,647/x
3. Step 3: Cross multiply
   450,851x = 622,193.82 × 249,647
4. Step 4: Simplify right side
   450,851x = 155,328,820,581.54
5. Step 5: Solve for x
   x = 155,328,820,581.54/450,851
6. Step 6: Final answer
   x = 344,523.62