Finding the Third Proportional to 31,995 and 72,859.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,995 : 72,859.50 = 72,859.50 : x
2. Step 2: Convert to fraction form
   31,995/72,859.50 = 72,859.50/x
3. Step 3: Cross multiply
   31,995x = 72,859.50 × 72,859.50
4. Step 4: Simplify right side
   31,995x = 5,308,506,740.25
5. Step 5: Solve for x
   x = 5,308,506,740.25/31,995
6. Step 6: Final answer
   x = 165,916.76