Finding the Third Proportional to 82,324,315.50 and 178,996,990.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,324,315.50 : 178,996,990.50 = 178,996,990.50 : x
2. Step 2: Convert to fraction form
   82,324,315.50/178,996,990.50 = 178,996,990.50/x
3. Step 3: Cross multiply
   82,324,315.50x = 178,996,990.50 × 178,996,990.50
4. Step 4: Simplify right side
   82,324,315.50x = 32,039,922,608,057,092
5. Step 5: Solve for x
   x = 32,039,922,608,057,092/82,324,315.50
6. Step 6: Final answer
   x = 389,191,485.09