Finding the Fourth Proportional to 320,196.48, 441,872.52 and 175,005.20

Step by Step Solution

1. Step 1: Write the proportion equation
   320,196.48 : 441,872.52 = 175,005.20 : x
2. Step 2: Convert to fraction form
   320,196.48/441,872.52 = 175,005.20/x
3. Step 3: Cross multiply
   320,196.48x = 441,872.52 × 175,005.20
4. Step 4: Simplify right side
   320,196.48x = 77,329,988,737.10
5. Step 5: Solve for x
   x = 77,329,988,737.10/320,196.48
6. Step 6: Final answer
   x = 241,507.93