Finding the Third Proportional to 32,391 and 70,685

Step by Step Solution

1. Step 1: Write the proportion equation
   32,391 : 70,685 = 70,685 : x
2. Step 2: Convert to fraction form
   32,391/70,685 = 70,685/x
3. Step 3: Cross multiply
   32,391x = 70,685 × 70,685
4. Step 4: Simplify right side
   32,391x = 4,996,369,225
5. Step 5: Solve for x
   x = 4,996,369,225/32,391
6. Step 6: Final answer
   x = 154,251.77