Finding the Third Proportional to 72,964 and 109,860

Step by Step Solution

1. Step 1: Write the proportion equation
   72,964 : 109,860 = 109,860 : x
2. Step 2: Convert to fraction form
   72,964/109,860 = 109,860/x
3. Step 3: Cross multiply
   72,964x = 109,860 × 109,860
4. Step 4: Simplify right side
   72,964x = 12,069,219,600
5. Step 5: Solve for x
   x = 12,069,219,600/72,964
6. Step 6: Final answer
   x = 165,413.35