Finding the Third Proportional to 863,176 and 1,897,658

Step by Step Solution

1. Step 1: Write the proportion equation
   863,176 : 1,897,658 = 1,897,658 : x
2. Step 2: Convert to fraction form
   863,176/1,897,658 = 1,897,658/x
3. Step 3: Cross multiply
   863,176x = 1,897,658 × 1,897,658
4. Step 4: Simplify right side
   863,176x = 3,601,105,884,964
5. Step 5: Solve for x
   x = 3,601,105,884,964/863,176
6. Step 6: Final answer
   x = 4,171,925.41