Finding the Third Proportional to 999,759 and 2,147,262

Step by Step Solution

1. Step 1: Write the proportion equation
   999,759 : 2,147,262 = 2,147,262 : x
2. Step 2: Convert to fraction form
   999,759/2,147,262 = 2,147,262/x
3. Step 3: Cross multiply
   999,759x = 2,147,262 × 2,147,262
4. Step 4: Simplify right side
   999,759x = 4,610,734,096,644
5. Step 5: Solve for x
   x = 4,610,734,096,644/999,759
6. Step 6: Final answer
   x = 4,611,845.55