Finding the Third Proportional to 68,499,780 and 93,931,678

Step by Step Solution

1. Step 1: Write the proportion equation
   68,499,780 : 93,931,678 = 93,931,678 : x
2. Step 2: Convert to fraction form
   68,499,780/93,931,678 = 93,931,678/x
3. Step 3: Cross multiply
   68,499,780x = 93,931,678 × 93,931,678
4. Step 4: Simplify right side
   68,499,780x = 8,823,160,131,895,684
5. Step 5: Solve for x
   x = 8,823,160,131,895,684/68,499,780
6. Step 6: Final answer
   x = 128,805,671.08