Finding the Third Proportional to 778,194 and 1,692,684

Step by Step Solution

1. Step 1: Write the proportion equation
   778,194 : 1,692,684 = 1,692,684 : x
2. Step 2: Convert to fraction form
   778,194/1,692,684 = 1,692,684/x
3. Step 3: Cross multiply
   778,194x = 1,692,684 × 1,692,684
4. Step 4: Simplify right side
   778,194x = 2,865,179,123,856
5. Step 5: Solve for x
   x = 2,865,179,123,856/778,194
6. Step 6: Final answer
   x = 3,681,831.42