Finding the Fourth Proportional to 276,825.89, 382,019.67 and 149,501.45

Step by Step Solution

1. Step 1: Write the proportion equation
   276,825.89 : 382,019.67 = 149,501.45 : x
2. Step 2: Convert to fraction form
   276,825.89/382,019.67 = 149,501.45/x
3. Step 3: Cross multiply
   276,825.89x = 382,019.67 × 149,501.45
4. Step 4: Simplify right side
   276,825.89x = 57,112,494,593.52
5. Step 5: Solve for x
   x = 57,112,494,593.52/276,825.89
6. Step 6: Final answer
   x = 206,311.97