Finding the Third Proportional to 57,297.38 and 74,865.75

Step by Step Solution

1. Step 1: Write the proportion equation
   57,297.38 : 74,865.75 = 74,865.75 : x
2. Step 2: Convert to fraction form
   57,297.38/74,865.75 = 74,865.75/x
3. Step 3: Cross multiply
   57,297.38x = 74,865.75 × 74,865.75
4. Step 4: Simplify right side
   57,297.38x = 5,604,880,523.06
5. Step 5: Solve for x
   x = 5,604,880,523.06/57,297.38
6. Step 6: Final answer
   x = 97,820.90