Finding the Fourth Proportional to 300,796.07, 415,080.55 and 164,802.94

Step by Step Solution

1. Step 1: Write the proportion equation
   300,796.07 : 415,080.55 = 164,802.94 : x
2. Step 2: Convert to fraction form
   300,796.07/415,080.55 = 164,802.94/x
3. Step 3: Cross multiply
   300,796.07x = 415,080.55 × 164,802.94
4. Step 4: Simplify right side
   300,796.07x = 68,406,494,145.12
5. Step 5: Solve for x
   x = 68,406,494,145.12/300,796.07
6. Step 6: Final answer
   x = 227,418.18