Finding the Third Proportional to 42,560 and 92,490

Step by Step Solution

1. Step 1: Write the proportion equation
   42,560 : 92,490 = 92,490 : x
2. Step 2: Convert to fraction form
   42,560/92,490 = 92,490/x
3. Step 3: Cross multiply
   42,560x = 92,490 × 92,490
4. Step 4: Simplify right side
   42,560x = 8,554,400,100
5. Step 5: Solve for x
   x = 8,554,400,100/42,560
6. Step 6: Final answer
   x = 200,996.24