Finding the Third Proportional to 50,074 and 70,432

Step by Step Solution

1. Step 1: Write the proportion equation
   50,074 : 70,432 = 70,432 : x
2. Step 2: Convert to fraction form
   50,074/70,432 = 70,432/x
3. Step 3: Cross multiply
   50,074x = 70,432 × 70,432
4. Step 4: Simplify right side
   50,074x = 4,960,666,624
5. Step 5: Solve for x
   x = 4,960,666,624/50,074
6. Step 6: Final answer
   x = 99,066.71