Finding the Fourth Proportional to 200,665.81, 276,917.35 and 110,020.29

Step by Step Solution

1. Step 1: Write the proportion equation
   200,665.81 : 276,917.35 = 110,020.29 : x
2. Step 2: Convert to fraction form
   200,665.81/276,917.35 = 110,020.29/x
3. Step 3: Cross multiply
   200,665.81x = 276,917.35 × 110,020.29
4. Step 4: Simplify right side
   200,665.81x = 30,466,527,153.03
5. Step 5: Solve for x
   x = 30,466,527,153.03/200,665.81
6. Step 6: Final answer
   x = 151,827.20