Finding the Third Proportional to 775,624 and 1,191,788

Step by Step Solution

1. Step 1: Write the proportion equation
   775,624 : 1,191,788 = 1,191,788 : x
2. Step 2: Convert to fraction form
   775,624/1,191,788 = 1,191,788/x
3. Step 3: Cross multiply
   775,624x = 1,191,788 × 1,191,788
4. Step 4: Simplify right side
   775,624x = 1,420,358,636,944
5. Step 5: Solve for x
   x = 1,420,358,636,944/775,624
6. Step 6: Final answer
   x = 1,831,246.37