Finding the Third Proportional to 1,061,400 and 2,242,600

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,400 : 2,242,600 = 2,242,600 : x
2. Step 2: Convert to fraction form
   1,061,400/2,242,600 = 2,242,600/x
3. Step 3: Cross multiply
   1,061,400x = 2,242,600 × 2,242,600
4. Step 4: Simplify right side
   1,061,400x = 5,029,254,760,000
5. Step 5: Solve for x
   x = 5,029,254,760,000/1,061,400
6. Step 6: Final answer
   x = 4,738,321.80