Finding the Third Proportional to 79,269 and 108,697.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,269 : 108,697.50 = 108,697.50 : x
2. Step 2: Convert to fraction form
   79,269/108,697.50 = 108,697.50/x
3. Step 3: Cross multiply
   79,269x = 108,697.50 × 108,697.50
4. Step 4: Simplify right side
   79,269x = 11,815,146,506.25
5. Step 5: Solve for x
   x = 11,815,146,506.25/79,269
6. Step 6: Final answer
   x = 149,051.29