Finding the Third Proportional to 51,202.13 and 74,854.69

Step by Step Solution

1. Step 1: Write the proportion equation
   51,202.13 : 74,854.69 = 74,854.69 : x
2. Step 2: Convert to fraction form
   51,202.13/74,854.69 = 74,854.69/x
3. Step 3: Cross multiply
   51,202.13x = 74,854.69 × 74,854.69
4. Step 4: Simplify right side
   51,202.13x = 5,603,224,240.72
5. Step 5: Solve for x
   x = 5,603,224,240.72/51,202.13
6. Step 6: Final answer
   x = 109,433.43