Finding the Third Proportional to 862,961 and 1,877,428

Step by Step Solution

1. Step 1: Write the proportion equation
   862,961 : 1,877,428 = 1,877,428 : x
2. Step 2: Convert to fraction form
   862,961/1,877,428 = 1,877,428/x
3. Step 3: Cross multiply
   862,961x = 1,877,428 × 1,877,428
4. Step 4: Simplify right side
   862,961x = 3,524,735,895,184
5. Step 5: Solve for x
   x = 3,524,735,895,184/862,961
6. Step 6: Final answer
   x = 4,084,467.20