Finding the Fourth Proportional to 1,300.35, 1,794.47 and 710.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.35 : 1,794.47 = 710.88 : x
2. Step 2: Convert to fraction form
   1,300.35/1,794.47 = 710.88/x
3. Step 3: Cross multiply
   1,300.35x = 1,794.47 × 710.88
4. Step 4: Simplify right side
   1,300.35x = 1,275,649.28
5. Step 5: Solve for x
   x = 1,275,649.28/1,300.35
6. Step 6: Final answer
   x = 981.00