Finding the Fourth Proportional to 201,016.55, 277,400.90 and 110,371.72

Step by Step Solution

1. Step 1: Write the proportion equation
   201,016.55 : 277,400.90 = 110,371.72 : x
2. Step 2: Convert to fraction form
   201,016.55/277,400.90 = 110,371.72/x
3. Step 3: Cross multiply
   201,016.55x = 277,400.90 × 110,371.72
4. Step 4: Simplify right side
   201,016.55x = 30,617,214,462.55
5. Step 5: Solve for x
   x = 30,617,214,462.55/201,016.55
6. Step 6: Final answer
   x = 152,311.91