Finding the Third Proportional to 67,099,436 and 146,759,056

Step by Step Solution

1. Step 1: Write the proportion equation
   67,099,436 : 146,759,056 = 146,759,056 : x
2. Step 2: Convert to fraction form
   67,099,436/146,759,056 = 146,759,056/x
3. Step 3: Cross multiply
   67,099,436x = 146,759,056 × 146,759,056
4. Step 4: Simplify right side
   67,099,436x = 21,538,220,518,011,136
5. Step 5: Solve for x
   x = 21,538,220,518,011,136/67,099,436
6. Step 6: Final answer
   x = 320,989,591.00