Finding the Fourth Proportional to 1,164.04, 1,599.56 and 930.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,164.04 : 1,599.56 = 930.76 : x
2. Step 2: Convert to fraction form
   1,164.04/1,599.56 = 930.76/x
3. Step 3: Cross multiply
   1,164.04x = 1,599.56 × 930.76
4. Step 4: Simplify right side
   1,164.04x = 1,488,806.47
5. Step 5: Solve for x
   x = 1,488,806.47/1,164.04
6. Step 6: Final answer
   x = 1,279.00