Finding the Third Proportional to 50,481.56 and 78,156.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,481.56 : 78,156.56 = 78,156.56 : x
2. Step 2: Convert to fraction form
   50,481.56/78,156.56 = 78,156.56/x
3. Step 3: Cross multiply
   50,481.56x = 78,156.56 × 78,156.56
4. Step 4: Simplify right side
   50,481.56x = 6,108,448,261.82
5. Step 5: Solve for x
   x = 6,108,448,261.82/50,481.56
6. Step 6: Final answer
   x = 121,003.55