Finding the Third Proportional to 97,099.50 and 139,364.25

Step by Step Solution

1. Step 1: Write the proportion equation
   97,099.50 : 139,364.25 = 139,364.25 : x
2. Step 2: Convert to fraction form
   97,099.50/139,364.25 = 139,364.25/x
3. Step 3: Cross multiply
   97,099.50x = 139,364.25 × 139,364.25
4. Step 4: Simplify right side
   97,099.50x = 19,422,394,178.06
5. Step 5: Solve for x
   x = 19,422,394,178.06/97,099.50
6. Step 6: Final answer
   x = 200,025.69