Finding the Third Proportional to 72,567,776 and 156,679,672

Step by Step Solution

1. Step 1: Write the proportion equation
   72,567,776 : 156,679,672 = 156,679,672 : x
2. Step 2: Convert to fraction form
   72,567,776/156,679,672 = 156,679,672/x
3. Step 3: Cross multiply
   72,567,776x = 156,679,672 × 156,679,672
4. Step 4: Simplify right side
   72,567,776x = 24,548,519,618,027,584
5. Step 5: Solve for x
   x = 24,548,519,618,027,584/72,567,776
6. Step 6: Final answer
   x = 338,284,028.69