Finding the Third Proportional to 50,620 and 70,190

Step by Step Solution

1. Step 1: Write the proportion equation
   50,620 : 70,190 = 70,190 : x
2. Step 2: Convert to fraction form
   50,620/70,190 = 70,190/x
3. Step 3: Cross multiply
   50,620x = 70,190 × 70,190
4. Step 4: Simplify right side
   50,620x = 4,926,636,100
5. Step 5: Solve for x
   x = 4,926,636,100/50,620
6. Step 6: Final answer
   x = 97,325.88