Finding the Third Proportional to 50,253.50 and 78,147

Step by Step Solution

1. Step 1: Write the proportion equation
   50,253.50 : 78,147 = 78,147 : x
2. Step 2: Convert to fraction form
   50,253.50/78,147 = 78,147/x
3. Step 3: Cross multiply
   50,253.50x = 78,147 × 78,147
4. Step 4: Simplify right side
   50,253.50x = 6,106,953,609
5. Step 5: Solve for x
   x = 6,106,953,609/50,253.50
6. Step 6: Final answer
   x = 121,522.95