Finding the Fourth Proportional to 424,180.01, 585,333.61 and 249,722.51

Step by Step Solution

1. Step 1: Write the proportion equation
   424,180.01 : 585,333.61 = 249,722.51 : x
2. Step 2: Convert to fraction form
   424,180.01/585,333.61 = 249,722.51/x
3. Step 3: Cross multiply
   424,180.01x = 585,333.61 × 249,722.51
4. Step 4: Simplify right side
   424,180.01x = 146,170,978,018.09
5. Step 5: Solve for x
   x = 146,170,978,018.09/424,180.01
6. Step 6: Final answer
   x = 344,596.58