Finding the Third Proportional to 49,200.33 and 78,325.73

Step by Step Solution

1. Step 1: Write the proportion equation
   49,200.33 : 78,325.73 = 78,325.73 : x
2. Step 2: Convert to fraction form
   49,200.33/78,325.73 = 78,325.73/x
3. Step 3: Cross multiply
   49,200.33x = 78,325.73 × 78,325.73
4. Step 4: Simplify right side
   49,200.33x = 6,134,920,665.38
5. Step 5: Solve for x
   x = 6,134,920,665.38/49,200.33
6. Step 6: Final answer
   x = 124,692.68