Finding the Third Proportional to 199,059.75 and 433,111.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,059.75 : 433,111.50 = 433,111.50 : x
2. Step 2: Convert to fraction form
   199,059.75/433,111.50 = 433,111.50/x
3. Step 3: Cross multiply
   199,059.75x = 433,111.50 × 433,111.50
4. Step 4: Simplify right side
   199,059.75x = 187,585,571,432.25
5. Step 5: Solve for x
   x = 187,585,571,432.25/199,059.75
6. Step 6: Final answer
   x = 942,358.12