Finding the Third Proportional to 141,362.25 and 307,258.50

Step by Step Solution

1. Step 1: Write the proportion equation
   141,362.25 : 307,258.50 = 307,258.50 : x
2. Step 2: Convert to fraction form
   141,362.25/307,258.50 = 307,258.50/x
3. Step 3: Cross multiply
   141,362.25x = 307,258.50 × 307,258.50
4. Step 4: Simplify right side
   141,362.25x = 94,407,785,822.25
5. Step 5: Solve for x
   x = 94,407,785,822.25/141,362.25
6. Step 6: Final answer
   x = 667,842.98