Finding the Fourth Proportional to 1,756.69, 2,424.26 and 970.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,756.69 : 2,424.26 = 970.72 : x
2. Step 2: Convert to fraction form
   1,756.69/2,424.26 = 970.72/x
3. Step 3: Cross multiply
   1,756.69x = 2,424.26 × 970.72
4. Step 4: Simplify right side
   1,756.69x = 2,353,274.03
5. Step 5: Solve for x
   x = 2,353,274.03/1,756.69
6. Step 6: Final answer
   x = 1,339.61