Finding the Third Proportional to 42,077 and 90,715

Step by Step Solution

1. Step 1: Write the proportion equation
   42,077 : 90,715 = 90,715 : x
2. Step 2: Convert to fraction form
   42,077/90,715 = 90,715/x
3. Step 3: Cross multiply
   42,077x = 90,715 × 90,715
4. Step 4: Simplify right side
   42,077x = 8,229,211,225
5. Step 5: Solve for x
   x = 8,229,211,225/42,077
6. Step 6: Final answer
   x = 195,575.05