Finding the Fourth Proportional to 158,778.52, 238,173.24 and 79,849.72

Step by Step Solution

1. Step 1: Write the proportion equation
   158,778.52 : 238,173.24 = 79,849.72 : x
2. Step 2: Convert to fraction form
   158,778.52/238,173.24 = 79,849.72/x
3. Step 3: Cross multiply
   158,778.52x = 238,173.24 × 79,849.72
4. Step 4: Simplify right side
   158,778.52x = 19,018,066,525.49
5. Step 5: Solve for x
   x = 19,018,066,525.49/158,778.52
6. Step 6: Final answer
   x = 119,777.33