Finding the Third Proportional to 776,584 and 1,705,440

Step by Step Solution

1. Step 1: Write the proportion equation
   776,584 : 1,705,440 = 1,705,440 : x
2. Step 2: Convert to fraction form
   776,584/1,705,440 = 1,705,440/x
3. Step 3: Cross multiply
   776,584x = 1,705,440 × 1,705,440
4. Step 4: Simplify right side
   776,584x = 2,908,525,593,600
5. Step 5: Solve for x
   x = 2,908,525,593,600/776,584
6. Step 6: Final answer
   x = 3,745,281.38