Finding the Third Proportional to 807,528 and 1,698,664

Step by Step Solution

1. Step 1: Write the proportion equation
   807,528 : 1,698,664 = 1,698,664 : x
2. Step 2: Convert to fraction form
   807,528/1,698,664 = 1,698,664/x
3. Step 3: Cross multiply
   807,528x = 1,698,664 × 1,698,664
4. Step 4: Simplify right side
   807,528x = 2,885,459,384,896
5. Step 5: Solve for x
   x = 2,885,459,384,896/807,528
6. Step 6: Final answer
   x = 3,573,200.42