Finding the Third Proportional to 200,451.50 and 432,004

Step by Step Solution

1. Step 1: Write the proportion equation
   200,451.50 : 432,004 = 432,004 : x
2. Step 2: Convert to fraction form
   200,451.50/432,004 = 432,004/x
3. Step 3: Cross multiply
   200,451.50x = 432,004 × 432,004
4. Step 4: Simplify right side
   200,451.50x = 186,627,456,016
5. Step 5: Solve for x
   x = 186,627,456,016/200,451.50
6. Step 6: Final answer
   x = 931,035.47