Finding the Third Proportional to 715,798 and 1,543,678

Step by Step Solution

1. Step 1: Write the proportion equation
   715,798 : 1,543,678 = 1,543,678 : x
2. Step 2: Convert to fraction form
   715,798/1,543,678 = 1,543,678/x
3. Step 3: Cross multiply
   715,798x = 1,543,678 × 1,543,678
4. Step 4: Simplify right side
   715,798x = 2,382,941,767,684
5. Step 5: Solve for x
   x = 2,382,941,767,684/715,798
6. Step 6: Final answer
   x = 3,329,070.17