Finding the Third Proportional to 199,150 and 429,998

Step by Step Solution

1. Step 1: Write the proportion equation
   199,150 : 429,998 = 429,998 : x
2. Step 2: Convert to fraction form
   199,150/429,998 = 429,998/x
3. Step 3: Cross multiply
   199,150x = 429,998 × 429,998
4. Step 4: Simplify right side
   199,150x = 184,898,280,004
5. Step 5: Solve for x
   x = 184,898,280,004/199,150
6. Step 6: Final answer
   x = 928,437.26