Finding the Third Proportional to 195,991.50 and 429,348

Step by Step Solution

1. Step 1: Write the proportion equation
   195,991.50 : 429,348 = 429,348 : x
2. Step 2: Convert to fraction form
   195,991.50/429,348 = 429,348/x
3. Step 3: Cross multiply
   195,991.50x = 429,348 × 429,348
4. Step 4: Simplify right side
   195,991.50x = 184,339,705,104
5. Step 5: Solve for x
   x = 184,339,705,104/195,991.50
6. Step 6: Final answer
   x = 940,549.49