Finding the Third Proportional to 53,546.38 and 79,734.85

Step by Step Solution

1. Step 1: Write the proportion equation
   53,546.38 : 79,734.85 = 79,734.85 : x
2. Step 2: Convert to fraction form
   53,546.38/79,734.85 = 79,734.85/x
3. Step 3: Cross multiply
   53,546.38x = 79,734.85 × 79,734.85
4. Step 4: Simplify right side
   53,546.38x = 6,357,646,242.23
5. Step 5: Solve for x
   x = 6,357,646,242.23/53,546.38
6. Step 6: Final answer
   x = 118,731.58