Finding the Third Proportional to 50,087.81 and 78,003.84

Step by Step Solution

1. Step 1: Write the proportion equation
   50,087.81 : 78,003.84 = 78,003.84 : x
2. Step 2: Convert to fraction form
   50,087.81/78,003.84 = 78,003.84/x
3. Step 3: Cross multiply
   50,087.81x = 78,003.84 × 78,003.84
4. Step 4: Simplify right side
   50,087.81x = 6,084,599,639.77
5. Step 5: Solve for x
   x = 6,084,599,639.77/50,087.81
6. Step 6: Final answer
   x = 121,478.65