Finding the Fourth Proportional to 444,404.16, 613,293.12 and 243,200.16

Step by Step Solution

1. Step 1: Write the proportion equation
   444,404.16 : 613,293.12 = 243,200.16 : x
2. Step 2: Convert to fraction form
   444,404.16/613,293.12 = 243,200.16/x
3. Step 3: Cross multiply
   444,404.16x = 613,293.12 × 243,200.16
4. Step 4: Simplify right side
   444,404.16x = 149,152,984,910.90
5. Step 5: Solve for x
   x = 149,152,984,910.90/444,404.16
6. Step 6: Final answer
   x = 335,624.64