Finding the Third Proportional to 42,250 and 89,881

Step by Step Solution

1. Step 1: Write the proportion equation
   42,250 : 89,881 = 89,881 : x
2. Step 2: Convert to fraction form
   42,250/89,881 = 89,881/x
3. Step 3: Cross multiply
   42,250x = 89,881 × 89,881
4. Step 4: Simplify right side
   42,250x = 8,078,594,161
5. Step 5: Solve for x
   x = 8,078,594,161/42,250
6. Step 6: Final answer
   x = 191,209.33