Finding the Fourth Proportional to 1,059.62, 1,591.86 and 627.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059.62 : 1,591.86 = 627.08 : x
2. Step 2: Convert to fraction form
   1,059.62/1,591.86 = 627.08/x
3. Step 3: Cross multiply
   1,059.62x = 1,591.86 × 627.08
4. Step 4: Simplify right side
   1,059.62x = 998,223.57
5. Step 5: Solve for x
   x = 998,223.57/1,059.62
6. Step 6: Final answer
   x = 942.06