Finding the Fourth Proportional to 663,638.52, 995,461.52 and 165,002.52

Step by Step Solution

1. Step 1: Write the proportion equation
   663,638.52 : 995,461.52 = 165,002.52 : x
2. Step 2: Convert to fraction form
   663,638.52/995,461.52 = 165,002.52/x
3. Step 3: Cross multiply
   663,638.52x = 995,461.52 × 165,002.52
4. Step 4: Simplify right side
   663,638.52x = 164,253,659,363.03
5. Step 5: Solve for x
   x = 164,253,659,363.03/663,638.52
6. Step 6: Final answer
   x = 247,504.71