Finding the Third Proportional to 91,679 and 145,871.50

Step by Step Solution

1. Step 1: Write the proportion equation
   91,679 : 145,871.50 = 145,871.50 : x
2. Step 2: Convert to fraction form
   91,679/145,871.50 = 145,871.50/x
3. Step 3: Cross multiply
   91,679x = 145,871.50 × 145,871.50
4. Step 4: Simplify right side
   91,679x = 21,278,494,512.25
5. Step 5: Solve for x
   x = 21,278,494,512.25/91,679
6. Step 6: Final answer
   x = 232,097.80