Finding the Third Proportional to 35,120.25 and 53,851.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,120.25 : 53,851.50 = 53,851.50 : x
2. Step 2: Convert to fraction form
   35,120.25/53,851.50 = 53,851.50/x
3. Step 3: Cross multiply
   35,120.25x = 53,851.50 × 53,851.50
4. Step 4: Simplify right side
   35,120.25x = 2,899,984,052.25
5. Step 5: Solve for x
   x = 2,899,984,052.25/35,120.25
6. Step 6: Final answer
   x = 82,572.99