Finding the Third Proportional to 863,111 and 1,897,537

Step by Step Solution

1. Step 1: Write the proportion equation
   863,111 : 1,897,537 = 1,897,537 : x
2. Step 2: Convert to fraction form
   863,111/1,897,537 = 1,897,537/x
3. Step 3: Cross multiply
   863,111x = 1,897,537 × 1,897,537
4. Step 4: Simplify right side
   863,111x = 3,600,646,666,369
5. Step 5: Solve for x
   x = 3,600,646,666,369/863,111
6. Step 6: Final answer
   x = 4,171,707.54