Finding the Third Proportional to 67,448.50 and 98,985.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,448.50 : 98,985.50 = 98,985.50 : x
2. Step 2: Convert to fraction form
   67,448.50/98,985.50 = 98,985.50/x
3. Step 3: Cross multiply
   67,448.50x = 98,985.50 × 98,985.50
4. Step 4: Simplify right side
   67,448.50x = 9,798,129,210.25
5. Step 5: Solve for x
   x = 9,798,129,210.25/67,448.50
6. Step 6: Final answer
   x = 145,268.30