Finding the Third Proportional to 50,411.63 and 77,379.75

Step by Step Solution

1. Step 1: Write the proportion equation
   50,411.63 : 77,379.75 = 77,379.75 : x
2. Step 2: Convert to fraction form
   50,411.63/77,379.75 = 77,379.75/x
3. Step 3: Cross multiply
   50,411.63x = 77,379.75 × 77,379.75
4. Step 4: Simplify right side
   50,411.63x = 5,987,625,710.06
5. Step 5: Solve for x
   x = 5,987,625,710.06/50,411.63
6. Step 6: Final answer
   x = 118,774.70