Finding the Third Proportional to 32,931.50 and 70,864.75

Step by Step Solution

1. Step 1: Write the proportion equation
   32,931.50 : 70,864.75 = 70,864.75 : x
2. Step 2: Convert to fraction form
   32,931.50/70,864.75 = 70,864.75/x
3. Step 3: Cross multiply
   32,931.50x = 70,864.75 × 70,864.75
4. Step 4: Simplify right side
   32,931.50x = 5,021,812,792.56
5. Step 5: Solve for x
   x = 5,021,812,792.56/32,931.50
6. Step 6: Final answer
   x = 152,492.68