Finding the Third Proportional to 354,467.75 and 529,384

Step by Step Solution

1. Step 1: Write the proportion equation
   354,467.75 : 529,384 = 529,384 : x
2. Step 2: Convert to fraction form
   354,467.75/529,384 = 529,384/x
3. Step 3: Cross multiply
   354,467.75x = 529,384 × 529,384
4. Step 4: Simplify right side
   354,467.75x = 280,247,419,456
5. Step 5: Solve for x
   x = 280,247,419,456/354,467.75
6. Step 6: Final answer
   x = 790,614.72