Finding the Third Proportional to 762,240 and 1,666,656

Step by Step Solution

1. Step 1: Write the proportion equation
   762,240 : 1,666,656 = 1,666,656 : x
2. Step 2: Convert to fraction form
   762,240/1,666,656 = 1,666,656/x
3. Step 3: Cross multiply
   762,240x = 1,666,656 × 1,666,656
4. Step 4: Simplify right side
   762,240x = 2,777,742,222,336
5. Step 5: Solve for x
   x = 2,777,742,222,336/762,240
6. Step 6: Final answer
   x = 3,644,183.23