Finding the Third Proportional to 90,550 and 137,332

Step by Step Solution

1. Step 1: Write the proportion equation
   90,550 : 137,332 = 137,332 : x
2. Step 2: Convert to fraction form
   90,550/137,332 = 137,332/x
3. Step 3: Cross multiply
   90,550x = 137,332 × 137,332
4. Step 4: Simplify right side
   90,550x = 18,860,078,224
5. Step 5: Solve for x
   x = 18,860,078,224/90,550
6. Step 6: Final answer
   x = 208,283.58