Finding the Third Proportional to 43,066 and 90,236

Step by Step Solution

1. Step 1: Write the proportion equation
   43,066 : 90,236 = 90,236 : x
2. Step 2: Convert to fraction form
   43,066/90,236 = 90,236/x
3. Step 3: Cross multiply
   43,066x = 90,236 × 90,236
4. Step 4: Simplify right side
   43,066x = 8,142,535,696
5. Step 5: Solve for x
   x = 8,142,535,696/43,066
6. Step 6: Final answer
   x = 189,071.09