Finding the Third Proportional to 72,731,614 and 108,990,495

Step by Step Solution

1. Step 1: Write the proportion equation
   72,731,614 : 108,990,495 = 108,990,495 : x
2. Step 2: Convert to fraction form
   72,731,614/108,990,495 = 108,990,495/x
3. Step 3: Cross multiply
   72,731,614x = 108,990,495 × 108,990,495
4. Step 4: Simplify right side
   72,731,614x = 11,878,928,000,345,024
5. Step 5: Solve for x
   x = 11,878,928,000,345,024/72,731,614
6. Step 6: Final answer
   x = 163,325,510.70