Finding the Fourth Proportional to 1,132.23, 1,696.89 and 985.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,132.23 : 1,696.89 = 985.37 : x
2. Step 2: Convert to fraction form
   1,132.23/1,696.89 = 985.37/x
3. Step 3: Cross multiply
   1,132.23x = 1,696.89 × 985.37
4. Step 4: Simplify right side
   1,132.23x = 1,672,056.01
5. Step 5: Solve for x
   x = 1,672,056.01/1,132.23
6. Step 6: Final answer
   x = 1,476.78