Finding the Third Proportional to 1,139,282 and 2,689,373

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,282 : 2,689,373 = 2,689,373 : x
2. Step 2: Convert to fraction form
   1,139,282/2,689,373 = 2,689,373/x
3. Step 3: Cross multiply
   1,139,282x = 2,689,373 × 2,689,373
4. Step 4: Simplify right side
   1,139,282x = 7,232,727,133,129
5. Step 5: Solve for x
   x = 7,232,727,133,129/1,139,282
6. Step 6: Final answer
   x = 6,348,495.92