Finding the Fourth Proportional to 1,300.16, 1,794.16 and 710.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.16 : 1,794.16 = 710.58 : x
2. Step 2: Convert to fraction form
   1,300.16/1,794.16 = 710.58/x
3. Step 3: Cross multiply
   1,300.16x = 1,794.16 × 710.58
4. Step 4: Simplify right side
   1,300.16x = 1,274,894.21
5. Step 5: Solve for x
   x = 1,274,894.21/1,300.16
6. Step 6: Final answer
   x = 980.57