Finding the Third Proportional to 71,928 and 108,904.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,928 : 108,904.50 = 108,904.50 : x
2. Step 2: Convert to fraction form
   71,928/108,904.50 = 108,904.50/x
3. Step 3: Cross multiply
   71,928x = 108,904.50 × 108,904.50
4. Step 4: Simplify right side
   71,928x = 11,860,190,120.25
5. Step 5: Solve for x
   x = 11,860,190,120.25/71,928
6. Step 6: Final answer
   x = 164,889.75