Finding the Third Proportional to 54,759 and 74,200.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,759 : 74,200.50 = 74,200.50 : x
2. Step 2: Convert to fraction form
   54,759/74,200.50 = 74,200.50/x
3. Step 3: Cross multiply
   54,759x = 74,200.50 × 74,200.50
4. Step 4: Simplify right side
   54,759x = 5,505,714,200.25
5. Step 5: Solve for x
   x = 5,505,714,200.25/54,759
6. Step 6: Final answer
   x = 100,544.46