Finding the Fourth Proportional to 2,091.82, 3,138.25 and 1,476.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091.82 : 3,138.25 = 1,476.72 : x
2. Step 2: Convert to fraction form
   2,091.82/3,138.25 = 1,476.72/x
3. Step 3: Cross multiply
   2,091.82x = 3,138.25 × 1,476.72
4. Step 4: Simplify right side
   2,091.82x = 4,634,316.54
5. Step 5: Solve for x
   x = 4,634,316.54/2,091.82
6. Step 6: Final answer
   x = 2,215.45