Finding the Third Proportional to 776,988 and 1,831,581

Step by Step Solution

1. Step 1: Write the proportion equation
   776,988 : 1,831,581 = 1,831,581 : x
2. Step 2: Convert to fraction form
   776,988/1,831,581 = 1,831,581/x
3. Step 3: Cross multiply
   776,988x = 1,831,581 × 1,831,581
4. Step 4: Simplify right side
   776,988x = 3,354,688,959,561
5. Step 5: Solve for x
   x = 3,354,688,959,561/776,988
6. Step 6: Final answer
   x = 4,317,555.69