Finding the Third Proportional to 56,383.59 and 121,581.42

Step by Step Solution

1. Step 1: Write the proportion equation
   56,383.59 : 121,581.42 = 121,581.42 : x
2. Step 2: Convert to fraction form
   56,383.59/121,581.42 = 121,581.42/x
3. Step 3: Cross multiply
   56,383.59x = 121,581.42 × 121,581.42
4. Step 4: Simplify right side
   56,383.59x = 14,782,042,145.15
5. Step 5: Solve for x
   x = 14,782,042,145.15/56,383.59
6. Step 6: Final answer
   x = 262,169.21