Finding the Third Proportional to 55,436.25 and 85,326

Step by Step Solution

1. Step 1: Write the proportion equation
   55,436.25 : 85,326 = 85,326 : x
2. Step 2: Convert to fraction form
   55,436.25/85,326 = 85,326/x
3. Step 3: Cross multiply
   55,436.25x = 85,326 × 85,326
4. Step 4: Simplify right side
   55,436.25x = 7,280,526,276
5. Step 5: Solve for x
   x = 7,280,526,276/55,436.25
6. Step 6: Final answer
   x = 131,331.51