Finding the Third Proportional to 489,600 and 1,069,056

Step by Step Solution

1. Step 1: Write the proportion equation
   489,600 : 1,069,056 = 1,069,056 : x
2. Step 2: Convert to fraction form
   489,600/1,069,056 = 1,069,056/x
3. Step 3: Cross multiply
   489,600x = 1,069,056 × 1,069,056
4. Step 4: Simplify right side
   489,600x = 1,142,880,731,136
5. Step 5: Solve for x
   x = 1,142,880,731,136/489,600
6. Step 6: Final answer
   x = 2,334,315.22