Finding the Third Proportional to 69,619,884 and 150,810,456

Step by Step Solution

1. Step 1: Write the proportion equation
   69,619,884 : 150,810,456 = 150,810,456 : x
2. Step 2: Convert to fraction form
   69,619,884/150,810,456 = 150,810,456/x
3. Step 3: Cross multiply
   69,619,884x = 150,810,456 × 150,810,456
4. Step 4: Simplify right side
   69,619,884x = 22,743,793,638,927,936
5. Step 5: Solve for x
   x = 22,743,793,638,927,936/69,619,884
6. Step 6: Final answer
   x = 326,685,313.62