Finding the Fourth Proportional to 229,042.72, 343,596.48 and 88,815.52

Step by Step Solution

1. Step 1: Write the proportion equation
   229,042.72 : 343,596.48 = 88,815.52 : x
2. Step 2: Convert to fraction form
   229,042.72/343,596.48 = 88,815.52/x
3. Step 3: Cross multiply
   229,042.72x = 343,596.48 × 88,815.52
4. Step 4: Simplify right side
   229,042.72x = 30,516,700,041.37
5. Step 5: Solve for x
   x = 30,516,700,041.37/229,042.72
6. Step 6: Final answer
   x = 133,235.84