Finding the Third Proportional to 42,590 and 93,820

Step by Step Solution

1. Step 1: Write the proportion equation
   42,590 : 93,820 = 93,820 : x
2. Step 2: Convert to fraction form
   42,590/93,820 = 93,820/x
3. Step 3: Cross multiply
   42,590x = 93,820 × 93,820
4. Step 4: Simplify right side
   42,590x = 8,802,192,400
5. Step 5: Solve for x
   x = 8,802,192,400/42,590
6. Step 6: Final answer
   x = 206,672.75