Finding the Fourth Proportional to 1,127.08, 1,554.78 and 706.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,127.08 : 1,554.78 = 706.96 : x
2. Step 2: Convert to fraction form
   1,127.08/1,554.78 = 706.96/x
3. Step 3: Cross multiply
   1,127.08x = 1,554.78 × 706.96
4. Step 4: Simplify right side
   1,127.08x = 1,099,167.27
5. Step 5: Solve for x
   x = 1,099,167.27/1,127.08
6. Step 6: Final answer
   x = 975.23