Finding the Third Proportional to 82,185,212 and 123,385,944

Step by Step Solution

1. Step 1: Write the proportion equation
   82,185,212 : 123,385,944 = 123,385,944 : x
2. Step 2: Convert to fraction form
   82,185,212/123,385,944 = 123,385,944/x
3. Step 3: Cross multiply
   82,185,212x = 123,385,944 × 123,385,944
4. Step 4: Simplify right side
   82,185,212x = 15,224,091,176,771,136
5. Step 5: Solve for x
   x = 15,224,091,176,771,136/82,185,212
6. Step 6: Final answer
   x = 185,241,247.25