Finding the Third Proportional to 810,126 and 1,772,746

Step by Step Solution

1. Step 1: Write the proportion equation
   810,126 : 1,772,746 = 1,772,746 : x
2. Step 2: Convert to fraction form
   810,126/1,772,746 = 1,772,746/x
3. Step 3: Cross multiply
   810,126x = 1,772,746 × 1,772,746
4. Step 4: Simplify right side
   810,126x = 3,142,628,380,516
5. Step 5: Solve for x
   x = 3,142,628,380,516/810,126
6. Step 6: Final answer
   x = 3,879,184.70