Finding the Third Proportional to 118,816,109 and 189,059,792

Step by Step Solution

1. Step 1: Write the proportion equation
   118,816,109 : 189,059,792 = 189,059,792 : x
2. Step 2: Convert to fraction form
   118,816,109/189,059,792 = 189,059,792/x
3. Step 3: Cross multiply
   118,816,109x = 189,059,792 × 189,059,792
4. Step 4: Simplify right side
   118,816,109x = 35,743,604,951,083,264
5. Step 5: Solve for x
   x = 35,743,604,951,083,264/118,816,109
6. Step 6: Final answer
   x = 300,831,303.53