Finding the Third Proportional to 429,907.50 and 923,238

Step by Step Solution

1. Step 1: Write the proportion equation
   429,907.50 : 923,238 = 923,238 : x
2. Step 2: Convert to fraction form
   429,907.50/923,238 = 923,238/x
3. Step 3: Cross multiply
   429,907.50x = 923,238 × 923,238
4. Step 4: Simplify right side
   429,907.50x = 852,368,404,644
5. Step 5: Solve for x
   x = 852,368,404,644/429,907.50
6. Step 6: Final answer
   x = 1,982,678.61