Finding the Fourth Proportional to 200,047.67, 276,055.59 and 109,386.05

Step by Step Solution

1. Step 1: Write the proportion equation
   200,047.67 : 276,055.59 = 109,386.05 : x
2. Step 2: Convert to fraction form
   200,047.67/276,055.59 = 109,386.05/x
3. Step 3: Cross multiply
   200,047.67x = 276,055.59 × 109,386.05
4. Step 4: Simplify right side
   200,047.67x = 30,196,629,600.44
5. Step 5: Solve for x
   x = 30,196,629,600.44/200,047.67
6. Step 6: Final answer
   x = 150,947.17