Finding the Third Proportional to 30,991,072 and 67,562,282

Step by Step Solution

1. Step 1: Write the proportion equation
   30,991,072 : 67,562,282 = 67,562,282 : x
2. Step 2: Convert to fraction form
   30,991,072/67,562,282 = 67,562,282/x
3. Step 3: Cross multiply
   30,991,072x = 67,562,282 × 67,562,282
4. Step 4: Simplify right side
   30,991,072x = 4,564,661,949,047,524
5. Step 5: Solve for x
   x = 4,564,661,949,047,524/30,991,072
6. Step 6: Final answer
   x = 147,289,579.05