Finding the Third Proportional to 42,887 and 93,109

Step by Step Solution

1. Step 1: Write the proportion equation
   42,887 : 93,109 = 93,109 : x
2. Step 2: Convert to fraction form
   42,887/93,109 = 93,109/x
3. Step 3: Cross multiply
   42,887x = 93,109 × 93,109
4. Step 4: Simplify right side
   42,887x = 8,669,285,881
5. Step 5: Solve for x
   x = 8,669,285,881/42,887
6. Step 6: Final answer
   x = 202,142.51