Finding the Third Proportional to 780,242 and 1,671,076

Step by Step Solution

1. Step 1: Write the proportion equation
   780,242 : 1,671,076 = 1,671,076 : x
2. Step 2: Convert to fraction form
   780,242/1,671,076 = 1,671,076/x
3. Step 3: Cross multiply
   780,242x = 1,671,076 × 1,671,076
4. Step 4: Simplify right side
   780,242x = 2,792,494,997,776
5. Step 5: Solve for x
   x = 2,792,494,997,776/780,242
6. Step 6: Final answer
   x = 3,579,011.38