Finding the Third Proportional to 50,481.35 and 78,156.77

Step by Step Solution

1. Step 1: Write the proportion equation
   50,481.35 : 78,156.77 = 78,156.77 : x
2. Step 2: Convert to fraction form
   50,481.35/78,156.77 = 78,156.77/x
3. Step 3: Cross multiply
   50,481.35x = 78,156.77 × 78,156.77
4. Step 4: Simplify right side
   50,481.35x = 6,108,481,234.16
5. Step 5: Solve for x
   x = 6,108,481,234.16/50,481.35
6. Step 6: Final answer
   x = 121,004.71