Finding the Third Proportional to 719,851 and 1,666,500

Step by Step Solution

1. Step 1: Write the proportion equation
   719,851 : 1,666,500 = 1,666,500 : x
2. Step 2: Convert to fraction form
   719,851/1,666,500 = 1,666,500/x
3. Step 3: Cross multiply
   719,851x = 1,666,500 × 1,666,500
4. Step 4: Simplify right side
   719,851x = 2,777,222,250,000
5. Step 5: Solve for x
   x = 2,777,222,250,000/719,851
6. Step 6: Final answer
   x = 3,858,051.53