Finding the Third Proportional to 199,651.50 and 432,499.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,651.50 : 432,499.50 = 432,499.50 : x
2. Step 2: Convert to fraction form
   199,651.50/432,499.50 = 432,499.50/x
3. Step 3: Cross multiply
   199,651.50x = 432,499.50 × 432,499.50
4. Step 4: Simplify right side
   199,651.50x = 187,055,817,500.25
5. Step 5: Solve for x
   x = 187,055,817,500.25/199,651.50
6. Step 6: Final answer
   x = 936,911.66