Finding the Third Proportional to 30,232.50 and 65,840.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,232.50 : 65,840.25 = 65,840.25 : x
2. Step 2: Convert to fraction form
   30,232.50/65,840.25 = 65,840.25/x
3. Step 3: Cross multiply
   30,232.50x = 65,840.25 × 65,840.25
4. Step 4: Simplify right side
   30,232.50x = 4,334,938,520.06
5. Step 5: Solve for x
   x = 4,334,938,520.06/30,232.50
6. Step 6: Final answer
   x = 143,386.70