Finding the Fourth Proportional to 1,756.37, 2,423.76 and 970.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,756.37 : 2,423.76 = 970.43 : x
2. Step 2: Convert to fraction form
   1,756.37/2,423.76 = 970.43/x
3. Step 3: Cross multiply
   1,756.37x = 2,423.76 × 970.43
4. Step 4: Simplify right side
   1,756.37x = 2,352,077.30
5. Step 5: Solve for x
   x = 2,352,077.30/1,756.37
6. Step 6: Final answer
   x = 1,339.17