Finding the Third Proportional to 27,486 and 59,629.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,486 : 59,629.50 = 59,629.50 : x
2. Step 2: Convert to fraction form
   27,486/59,629.50 = 59,629.50/x
3. Step 3: Cross multiply
   27,486x = 59,629.50 × 59,629.50
4. Step 4: Simplify right side
   27,486x = 3,555,677,270.25
5. Step 5: Solve for x
   x = 3,555,677,270.25/27,486
6. Step 6: Final answer
   x = 129,363.21