Finding the Third Proportional to 25,087.50 and 59,220

Step by Step Solution

1. Step 1: Write the proportion equation
   25,087.50 : 59,220 = 59,220 : x
2. Step 2: Convert to fraction form
   25,087.50/59,220 = 59,220/x
3. Step 3: Cross multiply
   25,087.50x = 59,220 × 59,220
4. Step 4: Simplify right side
   25,087.50x = 3,507,008,400
5. Step 5: Solve for x
   x = 3,507,008,400/25,087.50
6. Step 6: Final answer
   x = 139,791.07