Finding the Fourth Proportional to 1,100.48, 1,516.81 and 706.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.48 : 1,516.81 = 706.82 : x
2. Step 2: Convert to fraction form
   1,100.48/1,516.81 = 706.82/x
3. Step 3: Cross multiply
   1,100.48x = 1,516.81 × 706.82
4. Step 4: Simplify right side
   1,100.48x = 1,072,108.11
5. Step 5: Solve for x
   x = 1,072,108.11/1,100.48
6. Step 6: Final answer
   x = 974.22