Finding the Third Proportional to 72,064,609 and 158,541,986

Step by Step Solution

1. Step 1: Write the proportion equation
   72,064,609 : 158,541,986 = 158,541,986 : x
2. Step 2: Convert to fraction form
   72,064,609/158,541,986 = 158,541,986/x
3. Step 3: Cross multiply
   72,064,609x = 158,541,986 × 158,541,986
4. Step 4: Simplify right side
   72,064,609x = 25,135,561,324,824,196
5. Step 5: Solve for x
   x = 25,135,561,324,824,196/72,064,609
6. Step 6: Final answer
   x = 348,792,030.84