Finding the Third Proportional to 355,788 and 850,428

Step by Step Solution

1. Step 1: Write the proportion equation
   355,788 : 850,428 = 850,428 : x
2. Step 2: Convert to fraction form
   355,788/850,428 = 850,428/x
3. Step 3: Cross multiply
   355,788x = 850,428 × 850,428
4. Step 4: Simplify right side
   355,788x = 723,227,783,184
5. Step 5: Solve for x
   x = 723,227,783,184/355,788
6. Step 6: Final answer
   x = 2,032,749.23