Finding the Third Proportional to 203,958 and 437,425.50

Step by Step Solution

1. Step 1: Write the proportion equation
   203,958 : 437,425.50 = 437,425.50 : x
2. Step 2: Convert to fraction form
   203,958/437,425.50 = 437,425.50/x
3. Step 3: Cross multiply
   203,958x = 437,425.50 × 437,425.50
4. Step 4: Simplify right side
   203,958x = 191,341,068,050.25
5. Step 5: Solve for x
   x = 191,341,068,050.25/203,958
6. Step 6: Final answer
   x = 938,139.56