Finding the Third Proportional to 30,991,068 and 67,562,275

Step by Step Solution

1. Step 1: Write the proportion equation
   30,991,068 : 67,562,275 = 67,562,275 : x
2. Step 2: Convert to fraction form
   30,991,068/67,562,275 = 67,562,275/x
3. Step 3: Cross multiply
   30,991,068x = 67,562,275 × 67,562,275
4. Step 4: Simplify right side
   30,991,068x = 4,564,661,003,175,625
5. Step 5: Solve for x
   x = 4,564,661,003,175,625/30,991,068
6. Step 6: Final answer
   x = 147,289,567.54