Finding the Third Proportional to 175,549 and 384,434

Step by Step Solution

1. Step 1: Write the proportion equation
   175,549 : 384,434 = 384,434 : x
2. Step 2: Convert to fraction form
   175,549/384,434 = 384,434/x
3. Step 3: Cross multiply
   175,549x = 384,434 × 384,434
4. Step 4: Simplify right side
   175,549x = 147,789,500,356
5. Step 5: Solve for x
   x = 147,789,500,356/175,549
6. Step 6: Final answer
   x = 841,870.36