Finding the Third Proportional to 771,688 and 1,692,768

Step by Step Solution

1. Step 1: Write the proportion equation
   771,688 : 1,692,768 = 1,692,768 : x
2. Step 2: Convert to fraction form
   771,688/1,692,768 = 1,692,768/x
3. Step 3: Cross multiply
   771,688x = 1,692,768 × 1,692,768
4. Step 4: Simplify right side
   771,688x = 2,865,463,501,824
5. Step 5: Solve for x
   x = 2,865,463,501,824/771,688
6. Step 6: Final answer
   x = 3,713,240.98