Finding the Third Proportional to 6,605,142 and 13,663,383

Step by Step Solution

1. Step 1: Write the proportion equation
   6,605,142 : 13,663,383 = 13,663,383 : x
2. Step 2: Convert to fraction form
   6,605,142/13,663,383 = 13,663,383/x
3. Step 3: Cross multiply
   6,605,142x = 13,663,383 × 13,663,383
4. Step 4: Simplify right side
   6,605,142x = 186,688,035,004,689
5. Step 5: Solve for x
   x = 186,688,035,004,689/6,605,142
6. Step 6: Final answer
   x = 28,264,045.65