Finding the Third Proportional to 56,424.75 and 87,650.63

Step by Step Solution

1. Step 1: Write the proportion equation
   56,424.75 : 87,650.63 = 87,650.63 : x
2. Step 2: Convert to fraction form
   56,424.75/87,650.63 = 87,650.63/x
3. Step 3: Cross multiply
   56,424.75x = 87,650.63 × 87,650.63
4. Step 4: Simplify right side
   56,424.75x = 7,682,632,062.89
5. Step 5: Solve for x
   x = 7,682,632,062.89/56,424.75
6. Step 6: Final answer
   x = 136,157.13