Finding the Third Proportional to 71,865 and 110,308.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,865 : 110,308.50 = 110,308.50 : x
2. Step 2: Convert to fraction form
   71,865/110,308.50 = 110,308.50/x
3. Step 3: Cross multiply
   71,865x = 110,308.50 × 110,308.50
4. Step 4: Simplify right side
   71,865x = 12,167,965,172.25
5. Step 5: Solve for x
   x = 12,167,965,172.25/71,865
6. Step 6: Final answer
   x = 169,316.99