Finding the Third Proportional to 50,463 and 78,359.63

Step by Step Solution

1. Step 1: Write the proportion equation
   50,463 : 78,359.63 = 78,359.63 : x
2. Step 2: Convert to fraction form
   50,463/78,359.63 = 78,359.63/x
3. Step 3: Cross multiply
   50,463x = 78,359.63 × 78,359.63
4. Step 4: Simplify right side
   50,463x = 6,140,230,830.14
5. Step 5: Solve for x
   x = 6,140,230,830.14/50,463
6. Step 6: Final answer
   x = 121,677.88