Finding the Third Proportional to 670,064 and 1,445,105

Step by Step Solution

1. Step 1: Write the proportion equation
   670,064 : 1,445,105 = 1,445,105 : x
2. Step 2: Convert to fraction form
   670,064/1,445,105 = 1,445,105/x
3. Step 3: Cross multiply
   670,064x = 1,445,105 × 1,445,105
4. Step 4: Simplify right side
   670,064x = 2,088,328,461,025
5. Step 5: Solve for x
   x = 2,088,328,461,025/670,064
6. Step 6: Final answer
   x = 3,116,610.44