Finding the Third Proportional to 1,005,580 and 2,168,588

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,580 : 2,168,588 = 2,168,588 : x
2. Step 2: Convert to fraction form
   1,005,580/2,168,588 = 2,168,588/x
3. Step 3: Cross multiply
   1,005,580x = 2,168,588 × 2,168,588
4. Step 4: Simplify right side
   1,005,580x = 4,702,773,913,744
5. Step 5: Solve for x
   x = 4,702,773,913,744/1,005,580
6. Step 6: Final answer
   x = 4,676,678.05