Finding the Fourth Proportional to 1,757.50, 2,425.38 and 971.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,757.50 : 2,425.38 = 971.62 : x
2. Step 2: Convert to fraction form
   1,757.50/2,425.38 = 971.62/x
3. Step 3: Cross multiply
   1,757.50x = 2,425.38 × 971.62
4. Step 4: Simplify right side
   1,757.50x = 2,356,547.72
5. Step 5: Solve for x
   x = 2,356,547.72/1,757.50
6. Step 6: Final answer
   x = 1,340.85