Finding the Third Proportional to 39,132 and 56,076

Step by Step Solution

1. Step 1: Write the proportion equation
   39,132 : 56,076 = 56,076 : x
2. Step 2: Convert to fraction form
   39,132/56,076 = 56,076/x
3. Step 3: Cross multiply
   39,132x = 56,076 × 56,076
4. Step 4: Simplify right side
   39,132x = 3,144,517,776
5. Step 5: Solve for x
   x = 3,144,517,776/39,132
6. Step 6: Final answer
   x = 80,356.68