Finding the Third Proportional to 1,975.32 and 4,315.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,975.32 : 4,315.15 = 4,315.15 : x
2. Step 2: Convert to fraction form
   1,975.32/4,315.15 = 4,315.15/x
3. Step 3: Cross multiply
   1,975.32x = 4,315.15 × 4,315.15
4. Step 4: Simplify right side
   1,975.32x = 18,620,506.04
5. Step 5: Solve for x
   x = 18,620,506.04/1,975.32
6. Step 6: Final answer
   x = 9,426.56