Finding the Third Proportional to 784,346 and 1,662,870

Step by Step Solution

1. Step 1: Write the proportion equation
   784,346 : 1,662,870 = 1,662,870 : x
2. Step 2: Convert to fraction form
   784,346/1,662,870 = 1,662,870/x
3. Step 3: Cross multiply
   784,346x = 1,662,870 × 1,662,870
4. Step 4: Simplify right side
   784,346x = 2,765,136,636,900
5. Step 5: Solve for x
   x = 2,765,136,636,900/784,346
6. Step 6: Final answer
   x = 3,525,404.14