Finding the Fourth Proportional to 450,805.50, 622,111.59 and 249,614.46

Step by Step Solution

1. Step 1: Write the proportion equation
   450,805.50 : 622,111.59 = 249,614.46 : x
2. Step 2: Convert to fraction form
   450,805.50/622,111.59 = 249,614.46/x
3. Step 3: Cross multiply
   450,805.50x = 622,111.59 × 249,614.46
4. Step 4: Simplify right side
   450,805.50x = 155,288,048,597.59
5. Step 5: Solve for x
   x = 155,288,048,597.59/450,805.50
6. Step 6: Final answer
   x = 344,467.95