Finding the Third Proportional to 1,072,269 and 2,309,292

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,269 : 2,309,292 = 2,309,292 : x
2. Step 2: Convert to fraction form
   1,072,269/2,309,292 = 2,309,292/x
3. Step 3: Cross multiply
   1,072,269x = 2,309,292 × 2,309,292
4. Step 4: Simplify right side
   1,072,269x = 5,332,829,541,264
5. Step 5: Solve for x
   x = 5,332,829,541,264/1,072,269
6. Step 6: Final answer
   x = 4,973,406.43