Finding the Third Proportional to 199,753 and 429,152

Step by Step Solution

1. Step 1: Write the proportion equation
   199,753 : 429,152 = 429,152 : x
2. Step 2: Convert to fraction form
   199,753/429,152 = 429,152/x
3. Step 3: Cross multiply
   199,753x = 429,152 × 429,152
4. Step 4: Simplify right side
   199,753x = 184,171,439,104
5. Step 5: Solve for x
   x = 184,171,439,104/199,753
6. Step 6: Final answer
   x = 921,995.86