Finding the Fourth Proportional to 1,259.84, 1,738.52 and 700.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,259.84 : 1,738.52 = 700.30 : x
2. Step 2: Convert to fraction form
   1,259.84/1,738.52 = 700.30/x
3. Step 3: Cross multiply
   1,259.84x = 1,738.52 × 700.30
4. Step 4: Simplify right side
   1,259.84x = 1,217,485.56
5. Step 5: Solve for x
   x = 1,217,485.56/1,259.84
6. Step 6: Final answer
   x = 966.38