Finding the Fourth Proportional to 229,090.10, 343,667.55 and 71,302.10

Step by Step Solution

1. Step 1: Write the proportion equation
   229,090.10 : 343,667.55 = 71,302.10 : x
2. Step 2: Convert to fraction form
   229,090.10/343,667.55 = 71,302.10/x
3. Step 3: Cross multiply
   229,090.10x = 343,667.55 × 71,302.10
4. Step 4: Simplify right side
   229,090.10x = 24,504,218,016.86
5. Step 5: Solve for x
   x = 24,504,218,016.86/229,090.10
6. Step 6: Final answer
   x = 106,963.23