Finding the Third Proportional to 193,926 and 411,328.50

Step by Step Solution

1. Step 1: Write the proportion equation
   193,926 : 411,328.50 = 411,328.50 : x
2. Step 2: Convert to fraction form
   193,926/411,328.50 = 411,328.50/x
3. Step 3: Cross multiply
   193,926x = 411,328.50 × 411,328.50
4. Step 4: Simplify right side
   193,926x = 169,191,134,912.25
5. Step 5: Solve for x
   x = 169,191,134,912.25/193,926
6. Step 6: Final answer
   x = 872,452.04