Finding the Third Proportional to 16,354,920 and 35,680,530

Step by Step Solution

1. Step 1: Write the proportion equation
   16,354,920 : 35,680,530 = 35,680,530 : x
2. Step 2: Convert to fraction form
   16,354,920/35,680,530 = 35,680,530/x
3. Step 3: Cross multiply
   16,354,920x = 35,680,530 × 35,680,530
4. Step 4: Simplify right side
   16,354,920x = 1,273,100,221,080,900
5. Step 5: Solve for x
   x = 1,273,100,221,080,900/16,354,920
6. Step 6: Final answer
   x = 77,842,032.92