Finding the Third Proportional to 39,089.25 and 85,235.63

Step by Step Solution

1. Step 1: Write the proportion equation
   39,089.25 : 85,235.63 = 85,235.63 : x
2. Step 2: Convert to fraction form
   39,089.25/85,235.63 = 85,235.63/x
3. Step 3: Cross multiply
   39,089.25x = 85,235.63 × 85,235.63
4. Step 4: Simplify right side
   39,089.25x = 7,265,111,769.14
5. Step 5: Solve for x
   x = 7,265,111,769.14/39,089.25
6. Step 6: Final answer
   x = 185,859.58