Finding the Third Proportional to 876,460 and 1,353,390

Step by Step Solution

1. Step 1: Write the proportion equation
   876,460 : 1,353,390 = 1,353,390 : x
2. Step 2: Convert to fraction form
   876,460/1,353,390 = 1,353,390/x
3. Step 3: Cross multiply
   876,460x = 1,353,390 × 1,353,390
4. Step 4: Simplify right side
   876,460x = 1,831,664,492,100
5. Step 5: Solve for x
   x = 1,831,664,492,100/876,460
6. Step 6: Final answer
   x = 2,089,843.79