Finding the Third Proportional to 2,988,288 and 4,485,492

Step by Step Solution

1. Step 1: Write the proportion equation
   2,988,288 : 4,485,492 = 4,485,492 : x
2. Step 2: Convert to fraction form
   2,988,288/4,485,492 = 4,485,492/x
3. Step 3: Cross multiply
   2,988,288x = 4,485,492 × 4,485,492
4. Step 4: Simplify right side
   2,988,288x = 20,119,638,482,064
5. Step 5: Solve for x
   x = 20,119,638,482,064/2,988,288
6. Step 6: Final answer
   x = 6,732,831.13