Finding the Fourth Proportional to 314,864.20, 441,743 and 314,864.20

Step by Step Solution

1. Step 1: Write the proportion equation
   314,864.20 : 441,743 = 314,864.20 : x
2. Step 2: Convert to fraction form
   314,864.20/441,743 = 314,864.20/x
3. Step 3: Cross multiply
   314,864.20x = 441,743 × 314,864.20
4. Step 4: Simplify right side
   314,864.20x = 139,089,056,300.60
5. Step 5: Solve for x
   x = 139,089,056,300.60/314,864.20
6. Step 6: Final answer
   x = 441,743