Finding the Third Proportional to 767,126 and 1,615,144

Step by Step Solution

1. Step 1: Write the proportion equation
   767,126 : 1,615,144 = 1,615,144 : x
2. Step 2: Convert to fraction form
   767,126/1,615,144 = 1,615,144/x
3. Step 3: Cross multiply
   767,126x = 1,615,144 × 1,615,144
4. Step 4: Simplify right side
   767,126x = 2,608,690,140,736
5. Step 5: Solve for x
   x = 2,608,690,140,736/767,126
6. Step 6: Final answer
   x = 3,400,601.91