Finding the Third Proportional to 199,100.25 and 433,188

Step by Step Solution

1. Step 1: Write the proportion equation
   199,100.25 : 433,188 = 433,188 : x
2. Step 2: Convert to fraction form
   199,100.25/433,188 = 433,188/x
3. Step 3: Cross multiply
   199,100.25x = 433,188 × 433,188
4. Step 4: Simplify right side
   199,100.25x = 187,651,843,344
5. Step 5: Solve for x
   x = 187,651,843,344/199,100.25
6. Step 6: Final answer
   x = 942,499.29