Finding the Third Proportional to 51,672.50 and 74,048.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,672.50 : 74,048.50 = 74,048.50 : x
2. Step 2: Convert to fraction form
   51,672.50/74,048.50 = 74,048.50/x
3. Step 3: Cross multiply
   51,672.50x = 74,048.50 × 74,048.50
4. Step 4: Simplify right side
   51,672.50x = 5,483,180,352.25
5. Step 5: Solve for x
   x = 5,483,180,352.25/51,672.50
6. Step 6: Final answer
   x = 106,114.09