Finding the Fourth Proportional to 1,760.61, 2,429.55 and 974.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.61 : 2,429.55 = 974.64 : x
2. Step 2: Convert to fraction form
   1,760.61/2,429.55 = 974.64/x
3. Step 3: Cross multiply
   1,760.61x = 2,429.55 × 974.64
4. Step 4: Simplify right side
   1,760.61x = 2,367,936.61
5. Step 5: Solve for x
   x = 2,367,936.61/1,760.61
6. Step 6: Final answer
   x = 1,344.95