Finding the Third Proportional to 93,647.25 and 139,918.50

Step by Step Solution

1. Step 1: Write the proportion equation
   93,647.25 : 139,918.50 = 139,918.50 : x
2. Step 2: Convert to fraction form
   93,647.25/139,918.50 = 139,918.50/x
3. Step 3: Cross multiply
   93,647.25x = 139,918.50 × 139,918.50
4. Step 4: Simplify right side
   93,647.25x = 19,577,186,642.25
5. Step 5: Solve for x
   x = 19,577,186,642.25/93,647.25
6. Step 6: Final answer
   x = 209,052.45