Finding the Third Proportional to 35,390.25 and 53,538.75

Step by Step Solution

1. Step 1: Write the proportion equation
   35,390.25 : 53,538.75 = 53,538.75 : x
2. Step 2: Convert to fraction form
   35,390.25/53,538.75 = 53,538.75/x
3. Step 3: Cross multiply
   35,390.25x = 53,538.75 × 53,538.75
4. Step 4: Simplify right side
   35,390.25x = 2,866,397,751.56
5. Step 5: Solve for x
   x = 2,866,397,751.56/35,390.25
6. Step 6: Final answer
   x = 80,994.00