Finding the Fourth Proportional to 229,300.41, 343,688.18 and 88,938.75

Step by Step Solution

1. Step 1: Write the proportion equation
   229,300.41 : 343,688.18 = 88,938.75 : x
2. Step 2: Convert to fraction form
   229,300.41/343,688.18 = 88,938.75/x
3. Step 3: Cross multiply
   229,300.41x = 343,688.18 × 88,938.75
4. Step 4: Simplify right side
   229,300.41x = 30,567,196,674.28
5. Step 5: Solve for x
   x = 30,567,196,674.28/229,300.41
6. Step 6: Final answer
   x = 133,306.33