Finding the Third Proportional to 1,287,732 and 2,543,034

Step by Step Solution

1. Step 1: Write the proportion equation
   1,287,732 : 2,543,034 = 2,543,034 : x
2. Step 2: Convert to fraction form
   1,287,732/2,543,034 = 2,543,034/x
3. Step 3: Cross multiply
   1,287,732x = 2,543,034 × 2,543,034
4. Step 4: Simplify right side
   1,287,732x = 6,467,021,925,156
5. Step 5: Solve for x
   x = 6,467,021,925,156/1,287,732
6. Step 6: Final answer
   x = 5,022,024.71