Finding the Third Proportional to 30,826,356 and 67,079,390

Step by Step Solution

1. Step 1: Write the proportion equation
   30,826,356 : 67,079,390 = 67,079,390 : x
2. Step 2: Convert to fraction form
   30,826,356/67,079,390 = 67,079,390/x
3. Step 3: Cross multiply
   30,826,356x = 67,079,390 × 67,079,390
4. Step 4: Simplify right side
   30,826,356x = 4,499,644,562,772,100
5. Step 5: Solve for x
   x = 4,499,644,562,772,100/30,826,356
6. Step 6: Final answer
   x = 145,967,449.50