Finding the Fourth Proportional to 1,016.34, 1,530.06 and 930.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.34 : 1,530.06 = 930.24 : x
2. Step 2: Convert to fraction form
   1,016.34/1,530.06 = 930.24/x
3. Step 3: Cross multiply
   1,016.34x = 1,530.06 × 930.24
4. Step 4: Simplify right side
   1,016.34x = 1,423,323.01
5. Step 5: Solve for x
   x = 1,423,323.01/1,016.34
6. Step 6: Final answer
   x = 1,400.44