Finding the Fourth Proportional to 150,132.96, 225,000.72 and 79,860.96

Step by Step Solution

1. Step 1: Write the proportion equation
   150,132.96 : 225,000.72 = 79,860.96 : x
2. Step 2: Convert to fraction form
   150,132.96/225,000.72 = 79,860.96/x
3. Step 3: Cross multiply
   150,132.96x = 225,000.72 × 79,860.96
4. Step 4: Simplify right side
   150,132.96x = 17,968,773,499.89
5. Step 5: Solve for x
   x = 17,968,773,499.89/150,132.96
6. Step 6: Final answer
   x = 119,685.73