Finding the Fourth Proportional to 448,187.90, 618,499.32 and 244,238.84

Step by Step Solution

1. Step 1: Write the proportion equation
   448,187.90 : 618,499.32 = 244,238.84 : x
2. Step 2: Convert to fraction form
   448,187.90/618,499.32 = 244,238.84/x
3. Step 3: Cross multiply
   448,187.90x = 618,499.32 × 244,238.84
4. Step 4: Simplify right side
   448,187.90x = 151,061,556,457.59
5. Step 5: Solve for x
   x = 151,061,556,457.59/448,187.90
6. Step 6: Final answer
   x = 337,049.61