Finding the Third Proportional to 71,500,137.75 and 151,580,377.69

Step by Step Solution

1. Step 1: Write the proportion equation
   71,500,137.75 : 151,580,377.69 = 151,580,377.69 : x
2. Step 2: Convert to fraction form
   71,500,137.75/151,580,377.69 = 151,580,377.69/x
3. Step 3: Cross multiply
   71,500,137.75x = 151,580,377.69 × 151,580,377.69
4. Step 4: Simplify right side
   71,500,137.75x = 22,976,610,899,885,148
5. Step 5: Solve for x
   x = 22,976,610,899,885,148/71,500,137.75
6. Step 6: Final answer
   x = 321,350,582.29