Finding the Fourth Proportional to 201,269.61, 277,758.72 and 110,628.79

Step by Step Solution

1. Step 1: Write the proportion equation
   201,269.61 : 277,758.72 = 110,628.79 : x
2. Step 2: Convert to fraction form
   201,269.61/277,758.72 = 110,628.79/x
3. Step 3: Cross multiply
   201,269.61x = 277,758.72 × 110,628.79
4. Step 4: Simplify right side
   201,269.61x = 30,728,110,411.15
5. Step 5: Solve for x
   x = 30,728,110,411.15/201,269.61
6. Step 6: Final answer
   x = 152,671.39