Finding the Third Proportional to 194,090.50 and 308,632

Step by Step Solution

1. Step 1: Write the proportion equation
   194,090.50 : 308,632 = 308,632 : x
2. Step 2: Convert to fraction form
   194,090.50/308,632 = 308,632/x
3. Step 3: Cross multiply
   194,090.50x = 308,632 × 308,632
4. Step 4: Simplify right side
   194,090.50x = 95,253,711,424
5. Step 5: Solve for x
   x = 95,253,711,424/194,090.50
6. Step 6: Final answer
   x = 490,769.57