Finding the Third Proportional to 89,152 and 189,752

Step by Step Solution

1. Step 1: Write the proportion equation
   89,152 : 189,752 = 189,752 : x
2. Step 2: Convert to fraction form
   89,152/189,752 = 189,752/x
3. Step 3: Cross multiply
   89,152x = 189,752 × 189,752
4. Step 4: Simplify right side
   89,152x = 36,005,821,504
5. Step 5: Solve for x
   x = 36,005,821,504/89,152
6. Step 6: Final answer
   x = 403,870.04