Finding the Third Proportional to 871,641 and 1,897,677

Step by Step Solution

1. Step 1: Write the proportion equation
   871,641 : 1,897,677 = 1,897,677 : x
2. Step 2: Convert to fraction form
   871,641/1,897,677 = 1,897,677/x
3. Step 3: Cross multiply
   871,641x = 1,897,677 × 1,897,677
4. Step 4: Simplify right side
   871,641x = 3,601,177,996,329
5. Step 5: Solve for x
   x = 3,601,177,996,329/871,641
6. Step 6: Final answer
   x = 4,131,492.20