Finding the Third Proportional to 862,202 and 1,878,820

Step by Step Solution

1. Step 1: Write the proportion equation
   862,202 : 1,878,820 = 1,878,820 : x
2. Step 2: Convert to fraction form
   862,202/1,878,820 = 1,878,820/x
3. Step 3: Cross multiply
   862,202x = 1,878,820 × 1,878,820
4. Step 4: Simplify right side
   862,202x = 3,529,964,592,400
5. Step 5: Solve for x
   x = 3,529,964,592,400/862,202
6. Step 6: Final answer
   x = 4,094,127.12