Finding the Third Proportional to 35,642.25 and 55,434.38

Step by Step Solution

1. Step 1: Write the proportion equation
   35,642.25 : 55,434.38 = 55,434.38 : x
2. Step 2: Convert to fraction form
   35,642.25/55,434.38 = 55,434.38/x
3. Step 3: Cross multiply
   35,642.25x = 55,434.38 × 55,434.38
4. Step 4: Simplify right side
   35,642.25x = 3,072,969,931.64
5. Step 5: Solve for x
   x = 3,072,969,931.64/35,642.25
6. Step 6: Final answer
   x = 86,217.06