Finding the Third Proportional to 90,237 and 103,359

Step by Step Solution

1. Step 1: Write the proportion equation
   90,237 : 103,359 = 103,359 : x
2. Step 2: Convert to fraction form
   90,237/103,359 = 103,359/x
3. Step 3: Cross multiply
   90,237x = 103,359 × 103,359
4. Step 4: Simplify right side
   90,237x = 10,683,082,881
5. Step 5: Solve for x
   x = 10,683,082,881/90,237
6. Step 6: Final answer
   x = 118,389.16