Finding the Third Proportional to 1,005,064 and 2,187,315

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,064 : 2,187,315 = 2,187,315 : x
2. Step 2: Convert to fraction form
   1,005,064/2,187,315 = 2,187,315/x
3. Step 3: Cross multiply
   1,005,064x = 2,187,315 × 2,187,315
4. Step 4: Simplify right side
   1,005,064x = 4,784,346,909,225
5. Step 5: Solve for x
   x = 4,784,346,909,225/1,005,064
6. Step 6: Final answer
   x = 4,760,241.05