Finding the Fourth Proportional to 309,630.72, 464,436.36 and 88,014.72

Step by Step Solution

1. Step 1: Write the proportion equation
   309,630.72 : 464,436.36 = 88,014.72 : x
2. Step 2: Convert to fraction form
   309,630.72/464,436.36 = 88,014.72/x
3. Step 3: Cross multiply
   309,630.72x = 464,436.36 × 88,014.72
4. Step 4: Simplify right side
   309,630.72x = 40,877,236,183.22
5. Step 5: Solve for x
   x = 40,877,236,183.22/309,630.72
6. Step 6: Final answer
   x = 132,019.32