Finding the Fourth Proportional to 201,443.90, 277,992.72 and 110,806.76

Step by Step Solution

1. Step 1: Write the proportion equation
   201,443.90 : 277,992.72 = 110,806.76 : x
2. Step 2: Convert to fraction form
   201,443.90/277,992.72 = 110,806.76/x
3. Step 3: Cross multiply
   201,443.90x = 277,992.72 × 110,806.76
4. Step 4: Simplify right side
   201,443.90x = 30,803,472,606.79
5. Step 5: Solve for x
   x = 30,803,472,606.79/201,443.90
6. Step 6: Final answer
   x = 152,913.40