Finding the Fourth Proportional to 1,967.10, 2,714.63 and 1,127.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,967.10 : 2,714.63 = 1,127.76 : x
2. Step 2: Convert to fraction form
   1,967.10/2,714.63 = 1,127.76/x
3. Step 3: Cross multiply
   1,967.10x = 2,714.63 × 1,127.76
4. Step 4: Simplify right side
   1,967.10x = 3,061,451.13
5. Step 5: Solve for x
   x = 3,061,451.13/1,967.10
6. Step 6: Final answer
   x = 1,556.33