Finding the Third Proportional to 193,908 and 418,951.50

Step by Step Solution

1. Step 1: Write the proportion equation
   193,908 : 418,951.50 = 418,951.50 : x
2. Step 2: Convert to fraction form
   193,908/418,951.50 = 418,951.50/x
3. Step 3: Cross multiply
   193,908x = 418,951.50 × 418,951.50
4. Step 4: Simplify right side
   193,908x = 175,520,359,352.25
5. Step 5: Solve for x
   x = 175,520,359,352.25/193,908
6. Step 6: Final answer
   x = 905,173.38