Finding the Third Proportional to 10,387,488 and 17,823,178

Step by Step Solution

1. Step 1: Write the proportion equation
   10,387,488 : 17,823,178 = 17,823,178 : x
2. Step 2: Convert to fraction form
   10,387,488/17,823,178 = 17,823,178/x
3. Step 3: Cross multiply
   10,387,488x = 17,823,178 × 17,823,178
4. Step 4: Simplify right side
   10,387,488x = 317,665,674,019,684
5. Step 5: Solve for x
   x = 317,665,674,019,684/10,387,488
6. Step 6: Final answer
   x = 30,581,568.33