Finding the Fourth Proportional to 158,679.24, 238,019.67 and 53,499.12

Step by Step Solution

1. Step 1: Write the proportion equation
   158,679.24 : 238,019.67 = 53,499.12 : x
2. Step 2: Convert to fraction form
   158,679.24/238,019.67 = 53,499.12/x
3. Step 3: Cross multiply
   158,679.24x = 238,019.67 × 53,499.12
4. Step 4: Simplify right side
   158,679.24x = 12,733,842,887.69
5. Step 5: Solve for x
   x = 12,733,842,887.69/158,679.24
6. Step 6: Final answer
   x = 80,248.95