Finding the Fourth Proportional to 300,605.34, 414,842.82 and 164,645.01

Step by Step Solution

1. Step 1: Write the proportion equation
   300,605.34 : 414,842.82 = 164,645.01 : x
2. Step 2: Convert to fraction form
   300,605.34/414,842.82 = 164,645.01/x
3. Step 3: Cross multiply
   300,605.34x = 414,842.82 × 164,645.01
4. Step 4: Simplify right side
   300,605.34x = 68,301,800,247.33
5. Step 5: Solve for x
   x = 68,301,800,247.33/300,605.34
6. Step 6: Final answer
   x = 227,214.19