Finding the Third Proportional to 30,991,084 and 67,562,308

Step by Step Solution

1. Step 1: Write the proportion equation
   30,991,084 : 67,562,308 = 67,562,308 : x
2. Step 2: Convert to fraction form
   30,991,084/67,562,308 = 67,562,308/x
3. Step 3: Cross multiply
   30,991,084x = 67,562,308 × 67,562,308
4. Step 4: Simplify right side
   30,991,084x = 4,564,665,462,286,864
5. Step 5: Solve for x
   x = 4,564,665,462,286,864/30,991,084
6. Step 6: Final answer
   x = 147,289,635.38