Finding the Fourth Proportional to 200,663.72, 276,918.62 and 110,019.48

Step by Step Solution

1. Step 1: Write the proportion equation
   200,663.72 : 276,918.62 = 110,019.48 : x
2. Step 2: Convert to fraction form
   200,663.72/276,918.62 = 110,019.48/x
3. Step 3: Cross multiply
   200,663.72x = 276,918.62 × 110,019.48
4. Step 4: Simplify right side
   200,663.72x = 30,466,442,574.72
5. Step 5: Solve for x
   x = 30,466,442,574.72/200,663.72
6. Step 6: Final answer
   x = 151,828.36