Finding the Third Proportional to 12,105,624 and 17,986,936

Step by Step Solution

1. Step 1: Write the proportion equation
   12,105,624 : 17,986,936 = 17,986,936 : x
2. Step 2: Convert to fraction form
   12,105,624/17,986,936 = 17,986,936/x
3. Step 3: Cross multiply
   12,105,624x = 17,986,936 × 17,986,936
4. Step 4: Simplify right side
   12,105,624x = 323,529,866,668,096
5. Step 5: Solve for x
   x = 323,529,866,668,096/12,105,624
6. Step 6: Final answer
   x = 26,725,583.64