Finding the Fourth Proportional to 123,620.67, 185,369.58 and 39,369.83

Step by Step Solution

1. Step 1: Write the proportion equation
   123,620.67 : 185,369.58 = 39,369.83 : x
2. Step 2: Convert to fraction form
   123,620.67/185,369.58 = 39,369.83/x
3. Step 3: Cross multiply
   123,620.67x = 185,369.58 × 39,369.83
4. Step 4: Simplify right side
   123,620.67x = 7,297,967,924.92
5. Step 5: Solve for x
   x = 7,297,967,924.92/123,620.67
6. Step 6: Final answer
   x = 59,035.18