Finding the Fourth Proportional to 442,444.72, 663,669.72 and 110,020.72

Step by Step Solution

1. Step 1: Write the proportion equation
   442,444.72 : 663,669.72 = 110,020.72 : x
2. Step 2: Convert to fraction form
   442,444.72/663,669.72 = 110,020.72/x
3. Step 3: Cross multiply
   442,444.72x = 663,669.72 × 110,020.72
4. Step 4: Simplify right side
   442,444.72x = 73,017,420,436.60
5. Step 5: Solve for x
   x = 73,017,420,436.60/442,444.72
6. Step 6: Final answer
   x = 165,031.74