Finding the Third Proportional to 40,713.89 and 89,708.77

Step by Step Solution

1. Step 1: Write the proportion equation
   40,713.89 : 89,708.77 = 89,708.77 : x
2. Step 2: Convert to fraction form
   40,713.89/89,708.77 = 89,708.77/x
3. Step 3: Cross multiply
   40,713.89x = 89,708.77 × 89,708.77
4. Step 4: Simplify right side
   40,713.89x = 8,047,662,629.96
5. Step 5: Solve for x
   x = 8,047,662,629.96/40,713.89
6. Step 6: Final answer
   x = 197,663.81