Finding the Third Proportional to 7,188,408 and 15,636,528

Step by Step Solution

1. Step 1: Write the proportion equation
   7,188,408 : 15,636,528 = 15,636,528 : x
2. Step 2: Convert to fraction form
   7,188,408/15,636,528 = 15,636,528/x
3. Step 3: Cross multiply
   7,188,408x = 15,636,528 × 15,636,528
4. Step 4: Simplify right side
   7,188,408x = 244,501,007,894,784
5. Step 5: Solve for x
   x = 244,501,007,894,784/7,188,408
6. Step 6: Final answer
   x = 34,013,234.63