Finding the Third Proportional to 55,436.63 and 85,326.75

Step by Step Solution

1. Step 1: Write the proportion equation
   55,436.63 : 85,326.75 = 85,326.75 : x
2. Step 2: Convert to fraction form
   55,436.63/85,326.75 = 85,326.75/x
3. Step 3: Cross multiply
   55,436.63x = 85,326.75 × 85,326.75
4. Step 4: Simplify right side
   55,436.63x = 7,280,654,265.56
5. Step 5: Solve for x
   x = 7,280,654,265.56/55,436.63
6. Step 6: Final answer
   x = 131,332.93