Finding the Fourth Proportional to 229,642.49, 343,816.72 and 173,303.55

Step by Step Solution

1. Step 1: Write the proportion equation
   229,642.49 : 343,816.72 = 173,303.55 : x
2. Step 2: Convert to fraction form
   229,642.49/343,816.72 = 173,303.55/x
3. Step 3: Cross multiply
   229,642.49x = 343,816.72 × 173,303.55
4. Step 4: Simplify right side
   229,642.49x = 59,584,657,692.10
5. Step 5: Solve for x
   x = 59,584,657,692.10/229,642.49
6. Step 6: Final answer
   x = 259,467.04