Finding the Third Proportional to 64,901.25 and 98,570.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,901.25 : 98,570.25 = 98,570.25 : x
2. Step 2: Convert to fraction form
   64,901.25/98,570.25 = 98,570.25/x
3. Step 3: Cross multiply
   64,901.25x = 98,570.25 × 98,570.25
4. Step 4: Simplify right side
   64,901.25x = 9,716,094,185.06
5. Step 5: Solve for x
   x = 9,716,094,185.06/64,901.25
6. Step 6: Final answer
   x = 149,705.81