Finding the Third Proportional to 90,602 and 133,240

Step by Step Solution

1. Step 1: Write the proportion equation
   90,602 : 133,240 = 133,240 : x
2. Step 2: Convert to fraction form
   90,602/133,240 = 133,240/x
3. Step 3: Cross multiply
   90,602x = 133,240 × 133,240
4. Step 4: Simplify right side
   90,602x = 17,752,897,600
5. Step 5: Solve for x
   x = 17,752,897,600/90,602
6. Step 6: Final answer
   x = 195,943.77