Finding the Fourth Proportional to 1,293.06, 1,784.42 and 703.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,293.06 : 1,784.42 = 703.59 : x
2. Step 2: Convert to fraction form
   1,293.06/1,784.42 = 703.59/x
3. Step 3: Cross multiply
   1,293.06x = 1,784.42 × 703.59
4. Step 4: Simplify right side
   1,293.06x = 1,255,496.55
5. Step 5: Solve for x
   x = 1,255,496.55/1,293.06
6. Step 6: Final answer
   x = 970.95