Finding the Third Proportional to 8,482.31 and 12,470.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,482.31 : 12,470.06 = 12,470.06 : x
2. Step 2: Convert to fraction form
   8,482.31/12,470.06 = 12,470.06/x
3. Step 3: Cross multiply
   8,482.31x = 12,470.06 × 12,470.06
4. Step 4: Simplify right side
   8,482.31x = 155,502,458.75
5. Step 5: Solve for x
   x = 155,502,458.75/8,482.31
6. Step 6: Final answer
   x = 18,332.55