Finding the Third Proportional to 30,911,334 and 67,132,380

Step by Step Solution

1. Step 1: Write the proportion equation
   30,911,334 : 67,132,380 = 67,132,380 : x
2. Step 2: Convert to fraction form
   30,911,334/67,132,380 = 67,132,380/x
3. Step 3: Cross multiply
   30,911,334x = 67,132,380 × 67,132,380
4. Step 4: Simplify right side
   30,911,334x = 4,506,756,444,464,400
5. Step 5: Solve for x
   x = 4,506,756,444,464,400/30,911,334
6. Step 6: Final answer
   x = 145,796,245.63