Finding the Third Proportional to 57,492.28 and 89,735.34

Step by Step Solution

1. Step 1: Write the proportion equation
   57,492.28 : 89,735.34 = 89,735.34 : x
2. Step 2: Convert to fraction form
   57,492.28/89,735.34 = 89,735.34/x
3. Step 3: Cross multiply
   57,492.28x = 89,735.34 × 89,735.34
4. Step 4: Simplify right side
   57,492.28x = 8,052,431,917.93
5. Step 5: Solve for x
   x = 8,052,431,917.93/57,492.28
6. Step 6: Final answer
   x = 140,061.10