Finding the Fourth Proportional to 1,530.49, 2,112.04 and 932.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,530.49 : 2,112.04 = 932.76 : x
2. Step 2: Convert to fraction form
   1,530.49/2,112.04 = 932.76/x
3. Step 3: Cross multiply
   1,530.49x = 2,112.04 × 932.76
4. Step 4: Simplify right side
   1,530.49x = 1,970,024.10
5. Step 5: Solve for x
   x = 1,970,024.10/1,530.49
6. Step 6: Final answer
   x = 1,287.19