Finding the Third Proportional to 29,556.50 and 64,854.75

Step by Step Solution

1. Step 1: Write the proportion equation
   29,556.50 : 64,854.75 = 64,854.75 : x
2. Step 2: Convert to fraction form
   29,556.50/64,854.75 = 64,854.75/x
3. Step 3: Cross multiply
   29,556.50x = 64,854.75 × 64,854.75
4. Step 4: Simplify right side
   29,556.50x = 4,206,138,597.56
5. Step 5: Solve for x
   x = 4,206,138,597.56/29,556.50
6. Step 6: Final answer
   x = 142,308.41