Finding the Third Proportional to 39,804 and 54,091.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,804 : 54,091.50 = 54,091.50 : x
2. Step 2: Convert to fraction form
   39,804/54,091.50 = 54,091.50/x
3. Step 3: Cross multiply
   39,804x = 54,091.50 × 54,091.50
4. Step 4: Simplify right side
   39,804x = 2,925,890,372.25
5. Step 5: Solve for x
   x = 2,925,890,372.25/39,804
6. Step 6: Final answer
   x = 73,507.45