Finding the Third Proportional to 45,724.50 and 67,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,724.50 : 67,357.50 = 67,357.50 : x
2. Step 2: Convert to fraction form
   45,724.50/67,357.50 = 67,357.50/x
3. Step 3: Cross multiply
   45,724.50x = 67,357.50 × 67,357.50
4. Step 4: Simplify right side
   45,724.50x = 4,537,032,806.25
5. Step 5: Solve for x
   x = 4,537,032,806.25/45,724.50
6. Step 6: Final answer
   x = 99,225.42