Finding the Third Proportional to 67,237 and 91,359.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,237 : 91,359.50 = 91,359.50 : x
2. Step 2: Convert to fraction form
   67,237/91,359.50 = 91,359.50/x
3. Step 3: Cross multiply
   67,237x = 91,359.50 × 91,359.50
4. Step 4: Simplify right side
   67,237x = 8,346,558,240.25
5. Step 5: Solve for x
   x = 8,346,558,240.25/67,237
6. Step 6: Final answer
   x = 124,136.39