Finding the Third Proportional to 111,694,145,112 and 156,728,996,536.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,694,145,112 : 156,728,996,536.50 = 156,728,996,536.50 : x
2. Step 2: Convert to fraction form
   111,694,145,112/156,728,996,536.50 = 156,728,996,536.50/x
3. Step 3: Cross multiply
   111,694,145,112x = 156,728,996,536.50 × 156,728,996,536.50
4. Step 4: Simplify right side
   111,694,145,112x = 24,563,978,355,338,230,366,208
5. Step 5: Solve for x
   x = 24,563,978,355,338,230,366,208/111,694,145,112
6. Step 6: Final answer
   x = 219,921,808,172.73