Finding the Third Proportional to 90,336 and 134,194.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,336 : 134,194.50 = 134,194.50 : x
2. Step 2: Convert to fraction form
   90,336/134,194.50 = 134,194.50/x
3. Step 3: Cross multiply
   90,336x = 134,194.50 × 134,194.50
4. Step 4: Simplify right side
   90,336x = 18,008,163,830.25
5. Step 5: Solve for x
   x = 18,008,163,830.25/90,336
6. Step 6: Final answer
   x = 199,346.48