Finding the Third Proportional to 56,300 and 120,132

Step by Step Solution

1. Step 1: Write the proportion equation
   56,300 : 120,132 = 120,132 : x
2. Step 2: Convert to fraction form
   56,300/120,132 = 120,132/x
3. Step 3: Cross multiply
   56,300x = 120,132 × 120,132
4. Step 4: Simplify right side
   56,300x = 14,431,697,424
5. Step 5: Solve for x
   x = 14,431,697,424/56,300
6. Step 6: Final answer
   x = 256,335.66