Finding the Third Proportional to 199,086.75 and 429,844.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,086.75 : 429,844.50 = 429,844.50 : x
2. Step 2: Convert to fraction form
   199,086.75/429,844.50 = 429,844.50/x
3. Step 3: Cross multiply
   199,086.75x = 429,844.50 × 429,844.50
4. Step 4: Simplify right side
   199,086.75x = 184,766,294,180.25
5. Step 5: Solve for x
   x = 184,766,294,180.25/199,086.75
6. Step 6: Final answer
   x = 928,069.27