Finding the Third Proportional to 42,335 and 90,502

Step by Step Solution

1. Step 1: Write the proportion equation
   42,335 : 90,502 = 90,502 : x
2. Step 2: Convert to fraction form
   42,335/90,502 = 90,502/x
3. Step 3: Cross multiply
   42,335x = 90,502 × 90,502
4. Step 4: Simplify right side
   42,335x = 8,190,612,004
5. Step 5: Solve for x
   x = 8,190,612,004/42,335
6. Step 6: Final answer
   x = 193,471.41