Finding the Third Proportional to 42,256 and 90,704

Step by Step Solution

1. Step 1: Write the proportion equation
   42,256 : 90,704 = 90,704 : x
2. Step 2: Convert to fraction form
   42,256/90,704 = 90,704/x
3. Step 3: Cross multiply
   42,256x = 90,704 × 90,704
4. Step 4: Simplify right side
   42,256x = 8,227,215,616
5. Step 5: Solve for x
   x = 8,227,215,616/42,256
6. Step 6: Final answer
   x = 194,699.35