Finding the Third Proportional to 43,878 and 59,985

Step by Step Solution

1. Step 1: Write the proportion equation
   43,878 : 59,985 = 59,985 : x
2. Step 2: Convert to fraction form
   43,878/59,985 = 59,985/x
3. Step 3: Cross multiply
   43,878x = 59,985 × 59,985
4. Step 4: Simplify right side
   43,878x = 3,598,200,225
5. Step 5: Solve for x
   x = 3,598,200,225/43,878
6. Step 6: Final answer
   x = 82,004.65