Finding the Third Proportional to 776,547 and 1,661,047

Step by Step Solution

1. Step 1: Write the proportion equation
   776,547 : 1,661,047 = 1,661,047 : x
2. Step 2: Convert to fraction form
   776,547/1,661,047 = 1,661,047/x
3. Step 3: Cross multiply
   776,547x = 1,661,047 × 1,661,047
4. Step 4: Simplify right side
   776,547x = 2,759,077,136,209
5. Step 5: Solve for x
   x = 2,759,077,136,209/776,547
6. Step 6: Final answer
   x = 3,553,007.27