Finding the Third Proportional to 11,742,066 and 17,961,864

Step by Step Solution

1. Step 1: Write the proportion equation
   11,742,066 : 17,961,864 = 17,961,864 : x
2. Step 2: Convert to fraction form
   11,742,066/17,961,864 = 17,961,864/x
3. Step 3: Cross multiply
   11,742,066x = 17,961,864 × 17,961,864
4. Step 4: Simplify right side
   11,742,066x = 322,628,558,354,496
5. Step 5: Solve for x
   x = 322,628,558,354,496/11,742,066
6. Step 6: Final answer
   x = 27,476,302.58