Finding the Third Proportional to 42,004 and 90,904

Step by Step Solution

1. Step 1: Write the proportion equation
   42,004 : 90,904 = 90,904 : x
2. Step 2: Convert to fraction form
   42,004/90,904 = 90,904/x
3. Step 3: Cross multiply
   42,004x = 90,904 × 90,904
4. Step 4: Simplify right side
   42,004x = 8,263,537,216
5. Step 5: Solve for x
   x = 8,263,537,216/42,004
6. Step 6: Final answer
   x = 196,732.15