Finding the Third Proportional to 769,248 and 1,683,270

Step by Step Solution

1. Step 1: Write the proportion equation
   769,248 : 1,683,270 = 1,683,270 : x
2. Step 2: Convert to fraction form
   769,248/1,683,270 = 1,683,270/x
3. Step 3: Cross multiply
   769,248x = 1,683,270 × 1,683,270
4. Step 4: Simplify right side
   769,248x = 2,833,397,892,900
5. Step 5: Solve for x
   x = 2,833,397,892,900/769,248
6. Step 6: Final answer
   x = 3,683,334.75