Finding the Third Proportional to 1,057,328 and 2,286,700

Step by Step Solution

1. Step 1: Write the proportion equation
   1,057,328 : 2,286,700 = 2,286,700 : x
2. Step 2: Convert to fraction form
   1,057,328/2,286,700 = 2,286,700/x
3. Step 3: Cross multiply
   1,057,328x = 2,286,700 × 2,286,700
4. Step 4: Simplify right side
   1,057,328x = 5,228,996,890,000
5. Step 5: Solve for x
   x = 5,228,996,890,000/1,057,328
6. Step 6: Final answer
   x = 4,945,482.28