Finding the Third Proportional to 42,108 and 90,051

Step by Step Solution

1. Step 1: Write the proportion equation
   42,108 : 90,051 = 90,051 : x
2. Step 2: Convert to fraction form
   42,108/90,051 = 90,051/x
3. Step 3: Cross multiply
   42,108x = 90,051 × 90,051
4. Step 4: Simplify right side
   42,108x = 8,109,182,601
5. Step 5: Solve for x
   x = 8,109,182,601/42,108
6. Step 6: Final answer
   x = 192,580.57