Finding the Fourth Proportional to 200,456.19, 276,628.72 and 109,812.02

Step by Step Solution

1. Step 1: Write the proportion equation
   200,456.19 : 276,628.72 = 109,812.02 : x
2. Step 2: Convert to fraction form
   200,456.19/276,628.72 = 109,812.02/x
3. Step 3: Cross multiply
   200,456.19x = 276,628.72 × 109,812.02
4. Step 4: Simplify right side
   200,456.19x = 30,377,159,224.79
5. Step 5: Solve for x
   x = 30,377,159,224.79/200,456.19
6. Step 6: Final answer
   x = 151,540.14