Finding the Fourth Proportional to 1,179.16, 1,627.50 and 714.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179.16 : 1,627.50 = 714.04 : x
2. Step 2: Convert to fraction form
   1,179.16/1,627.50 = 714.04/x
3. Step 3: Cross multiply
   1,179.16x = 1,627.50 × 714.04
4. Step 4: Simplify right side
   1,179.16x = 1,162,100.10
5. Step 5: Solve for x
   x = 1,162,100.10/1,179.16
6. Step 6: Final answer
   x = 985.53