Finding the Third Proportional to 137,777.63 and 195,009

Step by Step Solution

1. Step 1: Write the proportion equation
   137,777.63 : 195,009 = 195,009 : x
2. Step 2: Convert to fraction form
   137,777.63/195,009 = 195,009/x
3. Step 3: Cross multiply
   137,777.63x = 195,009 × 195,009
4. Step 4: Simplify right side
   137,777.63x = 38,028,510,081
5. Step 5: Solve for x
   x = 38,028,510,081/137,777.63
6. Step 6: Final answer
   x = 276,013.69