Finding the Third Proportional to 1,227,888 and 2,516,634

Step by Step Solution

1. Step 1: Write the proportion equation
   1,227,888 : 2,516,634 = 2,516,634 : x
2. Step 2: Convert to fraction form
   1,227,888/2,516,634 = 2,516,634/x
3. Step 3: Cross multiply
   1,227,888x = 2,516,634 × 2,516,634
4. Step 4: Simplify right side
   1,227,888x = 6,333,446,689,956
5. Step 5: Solve for x
   x = 6,333,446,689,956/1,227,888
6. Step 6: Final answer
   x = 5,158,000.31