Finding the Third Proportional to 82,185,207 and 123,385,936.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,185,207 : 123,385,936.50 = 123,385,936.50 : x
2. Step 2: Convert to fraction form
   82,185,207/123,385,936.50 = 123,385,936.50/x
3. Step 3: Cross multiply
   82,185,207x = 123,385,936.50 × 123,385,936.50
4. Step 4: Simplify right side
   82,185,207x = 15,224,089,325,982,032
5. Step 5: Solve for x
   x = 15,224,089,325,982,032/82,185,207
6. Step 6: Final answer
   x = 185,241,236.00