Finding the Third Proportional to 72,726,342 and 161,595,984

Step by Step Solution

1. Step 1: Write the proportion equation
   72,726,342 : 161,595,984 = 161,595,984 : x
2. Step 2: Convert to fraction form
   72,726,342/161,595,984 = 161,595,984/x
3. Step 3: Cross multiply
   72,726,342x = 161,595,984 × 161,595,984
4. Step 4: Simplify right side
   72,726,342x = 26,113,262,044,928,256
5. Step 5: Solve for x
   x = 26,113,262,044,928,256/72,726,342
6. Step 6: Final answer
   x = 359,061,948.21