Finding the Third Proportional to 33,643.88 and 72,861.75

Step by Step Solution

1. Step 1: Write the proportion equation
   33,643.88 : 72,861.75 = 72,861.75 : x
2. Step 2: Convert to fraction form
   33,643.88/72,861.75 = 72,861.75/x
3. Step 3: Cross multiply
   33,643.88x = 72,861.75 × 72,861.75
4. Step 4: Simplify right side
   33,643.88x = 5,308,834,613.06
5. Step 5: Solve for x
   x = 5,308,834,613.06/33,643.88
6. Step 6: Final answer
   x = 157,794.98