Finding the Third Proportional to 57,955.50 and 70,394.06

Step by Step Solution

1. Step 1: Write the proportion equation
   57,955.50 : 70,394.06 = 70,394.06 : x
2. Step 2: Convert to fraction form
   57,955.50/70,394.06 = 70,394.06/x
3. Step 3: Cross multiply
   57,955.50x = 70,394.06 × 70,394.06
4. Step 4: Simplify right side
   57,955.50x = 4,955,324,035.25
5. Step 5: Solve for x
   x = 4,955,324,035.25/57,955.50
6. Step 6: Final answer
   x = 85,502.22