Finding the Third Proportional to 64,920.25 and 97,807.75

Step by Step Solution

1. Step 1: Write the proportion equation
   64,920.25 : 97,807.75 = 97,807.75 : x
2. Step 2: Convert to fraction form
   64,920.25/97,807.75 = 97,807.75/x
3. Step 3: Cross multiply
   64,920.25x = 97,807.75 × 97,807.75
4. Step 4: Simplify right side
   64,920.25x = 9,566,355,960.06
5. Step 5: Solve for x
   x = 9,566,355,960.06/64,920.25
6. Step 6: Final answer
   x = 147,355.50