Finding the Fourth Proportional to 578,796.84, 868,399.38 and 179,538.12

Step by Step Solution

1. Step 1: Write the proportion equation
   578,796.84 : 868,399.38 = 179,538.12 : x
2. Step 2: Convert to fraction form
   578,796.84/868,399.38 = 179,538.12/x
3. Step 3: Cross multiply
   578,796.84x = 868,399.38 × 179,538.12
4. Step 4: Simplify right side
   578,796.84x = 155,910,792,094.37
5. Step 5: Solve for x
   x = 155,910,792,094.37/578,796.84
6. Step 6: Final answer
   x = 269,370.50