Finding the Third Proportional to 28,107,756 and 67,712,718

Step by Step Solution

1. Step 1: Write the proportion equation
   28,107,756 : 67,712,718 = 67,712,718 : x
2. Step 2: Convert to fraction form
   28,107,756/67,712,718 = 67,712,718/x
3. Step 3: Cross multiply
   28,107,756x = 67,712,718 × 67,712,718
4. Step 4: Simplify right side
   28,107,756x = 4,585,012,178,947,524
5. Step 5: Solve for x
   x = 4,585,012,178,947,524/28,107,756
6. Step 6: Final answer
   x = 163,122,669.02