Finding the Third Proportional to 1,228,888 and 2,543,032

Step by Step Solution

1. Step 1: Write the proportion equation
   1,228,888 : 2,543,032 = 2,543,032 : x
2. Step 2: Convert to fraction form
   1,228,888/2,543,032 = 2,543,032/x
3. Step 3: Cross multiply
   1,228,888x = 2,543,032 × 2,543,032
4. Step 4: Simplify right side
   1,228,888x = 6,467,011,753,024
5. Step 5: Solve for x
   x = 6,467,011,753,024/1,228,888
6. Step 6: Final answer
   x = 5,262,490.77