Finding the Third Proportional to 199,089 and 429,848.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,089 : 429,848.50 = 429,848.50 : x
2. Step 2: Convert to fraction form
   199,089/429,848.50 = 429,848.50/x
3. Step 3: Cross multiply
   199,089x = 429,848.50 × 429,848.50
4. Step 4: Simplify right side
   199,089x = 184,769,732,952.25
5. Step 5: Solve for x
   x = 184,769,732,952.25/199,089
6. Step 6: Final answer
   x = 928,076.05