Finding the Third Proportional to 2,147,175 and 4,680,174

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147,175 : 4,680,174 = 4,680,174 : x
2. Step 2: Convert to fraction form
   2,147,175/4,680,174 = 4,680,174/x
3. Step 3: Cross multiply
   2,147,175x = 4,680,174 × 4,680,174
4. Step 4: Simplify right side
   2,147,175x = 21,904,028,670,276
5. Step 5: Solve for x
   x = 21,904,028,670,276/2,147,175
6. Step 6: Final answer
   x = 10,201,324.38