Finding the Third Proportional to 709,362 and 1,543,139

Step by Step Solution

1. Step 1: Write the proportion equation
   709,362 : 1,543,139 = 1,543,139 : x
2. Step 2: Convert to fraction form
   709,362/1,543,139 = 1,543,139/x
3. Step 3: Cross multiply
   709,362x = 1,543,139 × 1,543,139
4. Step 4: Simplify right side
   709,362x = 2,381,277,973,321
5. Step 5: Solve for x
   x = 2,381,277,973,321/709,362
6. Step 6: Final answer
   x = 3,356,929.15