Finding the Fourth Proportional to 1,127.34, 1,556.79 and 1,065.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,127.34 : 1,556.79 = 1,065.98 : x
2. Step 2: Convert to fraction form
   1,127.34/1,556.79 = 1,065.98/x
3. Step 3: Cross multiply
   1,127.34x = 1,556.79 × 1,065.98
4. Step 4: Simplify right side
   1,127.34x = 1,659,507.00
5. Step 5: Solve for x
   x = 1,659,507.00/1,127.34
6. Step 6: Final answer
   x = 1,472.06