Finding the Fourth Proportional to 1,547.76, 2,309.73 and 1,383.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,547.76 : 2,309.73 = 1,383.73 : x
2. Step 2: Convert to fraction form
   1,547.76/2,309.73 = 1,383.73/x
3. Step 3: Cross multiply
   1,547.76x = 2,309.73 × 1,383.73
4. Step 4: Simplify right side
   1,547.76x = 3,196,042.69
5. Step 5: Solve for x
   x = 3,196,042.69/1,547.76
6. Step 6: Final answer
   x = 2,064.95