Finding the Third Proportional to 70,080 and 108,811.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,080 : 108,811.50 = 108,811.50 : x
2. Step 2: Convert to fraction form
   70,080/108,811.50 = 108,811.50/x
3. Step 3: Cross multiply
   70,080x = 108,811.50 × 108,811.50
4. Step 4: Simplify right side
   70,080x = 11,839,942,532.25
5. Step 5: Solve for x
   x = 11,839,942,532.25/70,080
6. Step 6: Final answer
   x = 168,948.95