Finding the Third Proportional to 8,679,224 and 18,554,140

Step by Step Solution

1. Step 1: Write the proportion equation
   8,679,224 : 18,554,140 = 18,554,140 : x
2. Step 2: Convert to fraction form
   8,679,224/18,554,140 = 18,554,140/x
3. Step 3: Cross multiply
   8,679,224x = 18,554,140 × 18,554,140
4. Step 4: Simplify right side
   8,679,224x = 344,256,111,139,600
5. Step 5: Solve for x
   x = 344,256,111,139,600/8,679,224
6. Step 6: Final answer
   x = 39,664,388.33