Finding the Fourth Proportional to 200,877.81, 277,106.72 and 119,158.53

Step by Step Solution

1. Step 1: Write the proportion equation
   200,877.81 : 277,106.72 = 119,158.53 : x
2. Step 2: Convert to fraction form
   200,877.81/277,106.72 = 119,158.53/x
3. Step 3: Cross multiply
   200,877.81x = 277,106.72 × 119,158.53
4. Step 4: Simplify right side
   200,877.81x = 33,019,628,812.53
5. Step 5: Solve for x
   x = 33,019,628,812.53/200,877.81
6. Step 6: Final answer
   x = 164,376.69