Finding the Third Proportional to 39,530.25 and 85,105.13

Step by Step Solution

1. Step 1: Write the proportion equation
   39,530.25 : 85,105.13 = 85,105.13 : x
2. Step 2: Convert to fraction form
   39,530.25/85,105.13 = 85,105.13/x
3. Step 3: Cross multiply
   39,530.25x = 85,105.13 × 85,105.13
4. Step 4: Simplify right side
   39,530.25x = 7,242,882,301.27
5. Step 5: Solve for x
   x = 7,242,882,301.27/39,530.25
6. Step 6: Final answer
   x = 183,223.79