Finding the Third Proportional to 50,802.56 and 78,114.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,802.56 : 78,114.56 = 78,114.56 : x
2. Step 2: Convert to fraction form
   50,802.56/78,114.56 = 78,114.56/x
3. Step 3: Cross multiply
   50,802.56x = 78,114.56 × 78,114.56
4. Step 4: Simplify right side
   50,802.56x = 6,101,884,874.57
5. Step 5: Solve for x
   x = 6,101,884,874.57/50,802.56
6. Step 6: Final answer
   x = 120,109.79