Finding the Fourth Proportional to 444,348, 613,200.24 and 243,144

Step by Step Solution

1. Step 1: Write the proportion equation
   444,348 : 613,200.24 = 243,144 : x
2. Step 2: Convert to fraction form
   444,348/613,200.24 = 243,144/x
3. Step 3: Cross multiply
   444,348x = 613,200.24 × 243,144
4. Step 4: Simplify right side
   444,348x = 149,095,959,154.56
5. Step 5: Solve for x
   x = 149,095,959,154.56/444,348
6. Step 6: Final answer
   x = 335,538.72