Finding the Fourth Proportional to 300,839, 415,162.42 and 164,871.84

Step by Step Solution

1. Step 1: Write the proportion equation
   300,839 : 415,162.42 = 164,871.84 : x
2. Step 2: Convert to fraction form
   300,839/415,162.42 = 164,871.84/x
3. Step 3: Cross multiply
   300,839x = 415,162.42 × 164,871.84
4. Step 4: Simplify right side
   300,839x = 68,448,592,084.25
5. Step 5: Solve for x
   x = 68,448,592,084.25/300,839
6. Step 6: Final answer
   x = 227,525.66