Finding the Third Proportional to 90,545 and 118,308

Step by Step Solution

1. Step 1: Write the proportion equation
   90,545 : 118,308 = 118,308 : x
2. Step 2: Convert to fraction form
   90,545/118,308 = 118,308/x
3. Step 3: Cross multiply
   90,545x = 118,308 × 118,308
4. Step 4: Simplify right side
   90,545x = 13,996,782,864
5. Step 5: Solve for x
   x = 13,996,782,864/90,545
6. Step 6: Final answer
   x = 154,583.72