Finding the Third Proportional to 8,630.53 and 18,875.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,630.53 : 18,875.69 = 18,875.69 : x
2. Step 2: Convert to fraction form
   8,630.53/18,875.69 = 18,875.69/x
3. Step 3: Cross multiply
   8,630.53x = 18,875.69 × 18,875.69
4. Step 4: Simplify right side
   8,630.53x = 356,291,652.33
5. Step 5: Solve for x
   x = 356,291,652.33/8,630.53
6. Step 6: Final answer
   x = 41,282.69