Finding the Third Proportional to 807,456 and 1,698,572

Step by Step Solution

1. Step 1: Write the proportion equation
   807,456 : 1,698,572 = 1,698,572 : x
2. Step 2: Convert to fraction form
   807,456/1,698,572 = 1,698,572/x
3. Step 3: Cross multiply
   807,456x = 1,698,572 × 1,698,572
4. Step 4: Simplify right side
   807,456x = 2,885,146,839,184
5. Step 5: Solve for x
   x = 2,885,146,839,184/807,456
6. Step 6: Final answer
   x = 3,573,131.96