Finding the Fourth Proportional to 201,404.80, 277,945.76 and 110,767.78

Step by Step Solution

1. Step 1: Write the proportion equation
   201,404.80 : 277,945.76 = 110,767.78 : x
2. Step 2: Convert to fraction form
   201,404.80/277,945.76 = 110,767.78/x
3. Step 3: Cross multiply
   201,404.80x = 277,945.76 × 110,767.78
4. Step 4: Simplify right side
   201,404.80x = 30,787,434,795.61
5. Step 5: Solve for x
   x = 30,787,434,795.61/201,404.80
6. Step 6: Final answer
   x = 152,863.46