Finding the Third Proportional to 2,174,276 and 5,115,938

Step by Step Solution

1. Step 1: Write the proportion equation
   2,174,276 : 5,115,938 = 5,115,938 : x
2. Step 2: Convert to fraction form
   2,174,276/5,115,938 = 5,115,938/x
3. Step 3: Cross multiply
   2,174,276x = 5,115,938 × 5,115,938
4. Step 4: Simplify right side
   2,174,276x = 26,172,821,619,844
5. Step 5: Solve for x
   x = 26,172,821,619,844/2,174,276
6. Step 6: Final answer
   x = 12,037,488.17