Finding the Fourth Proportional to 123,830.34, 185,745.54 and 49,906.50

Step by Step Solution

1. Step 1: Write the proportion equation
   123,830.34 : 185,745.54 = 49,906.50 : x
2. Step 2: Convert to fraction form
   123,830.34/185,745.54 = 49,906.50/x
3. Step 3: Cross multiply
   123,830.34x = 185,745.54 × 49,906.50
4. Step 4: Simplify right side
   123,830.34x = 9,269,909,792.01
5. Step 5: Solve for x
   x = 9,269,909,792.01/123,830.34
6. Step 6: Final answer
   x = 74,859.76