Finding the Third Proportional to 8,444.16 and 18,374.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,444.16 : 18,374.72 = 18,374.72 : x
2. Step 2: Convert to fraction form
   8,444.16/18,374.72 = 18,374.72/x
3. Step 3: Cross multiply
   8,444.16x = 18,374.72 × 18,374.72
4. Step 4: Simplify right side
   8,444.16x = 337,630,289.14
5. Step 5: Solve for x
   x = 337,630,289.14/8,444.16
6. Step 6: Final answer
   x = 39,983.90