Finding the Fourth Proportional to 1,758.32, 2,426.38 and 972.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,758.32 : 2,426.38 = 972.32 : x
2. Step 2: Convert to fraction form
   1,758.32/2,426.38 = 972.32/x
3. Step 3: Cross multiply
   1,758.32x = 2,426.38 × 972.32
4. Step 4: Simplify right side
   1,758.32x = 2,359,217.80
5. Step 5: Solve for x
   x = 2,359,217.80/1,758.32
6. Step 6: Final answer
   x = 1,341.75