Finding the Third Proportional to 135,982.50 and 191,154

Step by Step Solution

1. Step 1: Write the proportion equation
   135,982.50 : 191,154 = 191,154 : x
2. Step 2: Convert to fraction form
   135,982.50/191,154 = 191,154/x
3. Step 3: Cross multiply
   135,982.50x = 191,154 × 191,154
4. Step 4: Simplify right side
   135,982.50x = 36,539,851,716
5. Step 5: Solve for x
   x = 36,539,851,716/135,982.50
6. Step 6: Final answer
   x = 268,709.96