Finding the Fourth Proportional to 624,111.33, 861,298.06 and 365,952.38

Step by Step Solution

1. Step 1: Write the proportion equation
   624,111.33 : 861,298.06 = 365,952.38 : x
2. Step 2: Convert to fraction form
   624,111.33/861,298.06 = 365,952.38/x
3. Step 3: Cross multiply
   624,111.33x = 861,298.06 × 365,952.38
4. Step 4: Simplify right side
   624,111.33x = 315,194,073,708.02
5. Step 5: Solve for x
   x = 315,194,073,708.02/624,111.33
6. Step 6: Final answer
   x = 505,028.61